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Problem 602
Product of Head Counts — Eulerian number A(n, k-1) mod 1e9+7.
View problem on Project Euler
Performance comparison
Metric Our solution Best known
Time complexity O(n)O(n * s)
Space complexity O(n)O(s)
Approach Flow solution DP over cycle structure
Verdict Unknown
Flow source
# Project Euler 602
# Product of Head Counts — Eulerian number A(n, k-1) mod 1e9+7.
extern {
function calloc(n: i64, size: i64) -> ptr<void>
function free(p: ptr<void>) -> void
}
const MOD: i64 = 1000000007
function modpow(base0: i64, exp0: i64, mod: i64) -> i64 {
let mut r: i64 = 1
let mut b: i64 = base0 % mod
if b < 0 { b = b + mod }
let mut e: i64 = exp0
while e > 0 {
if (e & 1) == 1 {
let t: i128 = (r as i128) * (b as i128) % (mod as i128)
r = t as i64
}
let t2: i128 = (b as i128) * (b as i128) % (mod as i128)
b = t2 as i64
e = e / 2
}
return r
}
function eulerian(n: i64, m: i64) -> i64 {
if n <= 0 { return 0 }
if m < 0 || m >= n { return 0 }
let M: i64 = m + 1
let inv: ptr<i32> = calloc(M + 2, 4)
if inv == null { return -1 }
inv[1] = 1
for i in 2..(M + 2) {
let t: i64 = (MOD - (MOD / i) * (inv[MOD % i] as i64) % MOD) % MOD
inv[i] = t as i32
}
let mut comb: i64 = 1
let mut res: i64 = 0
let n1: i64 = n + 1
for j in 0..(M + 1) {
let base: i64 = M - j
if base != 0 {
let term: i64 = (comb * modpow(base, n, MOD)) % MOD
if (j & 1) == 1 {
res = res - term
if res < 0 { res = res + MOD }
} else {
res = res + term
if res >= MOD { res = res - MOD }
}
}
if j < M {
comb = (comb * (n1 - j)) % MOD
comb = (comb * (inv[j + 1] as i64)) % MOD
}
}
free(inv)
return res
}
function main() -> i32 {
printf("%lld\n", eulerian(10000000, 3999999))
return 0
}
Generated C
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/* Flow runtime helpers */
typedef struct flow_temp_node { struct flow_temp_node* next; } flow_temp_node;
static flow_temp_node* flow_temp_head = NULL;
static int flow_temp_atexit_set = 0;
__attribute__((unused)) static void flow_temp_free_all(void) {
while (flow_temp_head) {
flow_temp_node* n = flow_temp_head;
flow_temp_head = n->next;
free(n);
}
}
__attribute__((unused)) static void* flow_temp_alloc(size_t nbytes) {
flow_temp_node* node = (flow_temp_node*)malloc(sizeof(flow_temp_node) + nbytes);
if (!node) return NULL;
node->next = flow_temp_head;
flow_temp_head = node;
if (!flow_temp_atexit_set) {
flow_temp_atexit_set = 1;
atexit(flow_temp_free_all);
}
return (void*)(node + 1);
}
#ifndef FLOW_DIAG
#define FLOW_DIAG(msg) fprintf(stderr, "%s", (msg))
#endif
#ifndef FLOW_LOG
#define FLOW_LOG(fmt, ...) printf(fmt, __VA_ARGS__)
#endif
#ifndef FLOW_LOG_EMPTY
#define FLOW_LOG_EMPTY(fmt) printf(fmt)
#endif
static char* flow_strcat(const char* a, const char* b) {
size_t la = strlen(a ? a : ""), lb = strlen(b ? b : "");
char* r = (char*)flow_temp_alloc(la + lb + 1);
if (!r) return NULL;
if (la) memcpy(r, a, la);
if (lb) memcpy(r + la, b, lb);
r[la + lb] = '\0';
return r;
}
#define __flow_in_arr(arr, val) __extension__ ({ \
int _found = 0; \
size_t _n = sizeof(arr)/sizeof((arr)[0]); \
for (size_t _i = 0; _i < _n; _i++) { \
if ((arr)[_i] == (val)) { _found = 1; break; } \
} _found; })
/* Unified fault handler (MISRA #279) — override with -DFLOW_FAULT_HANDLER=fn */
#ifndef FLOW_FAULT_HANDLER
__attribute__((unused)) static inline void flow_fault_handler(const char* msg) {
fprintf(stderr, "flow: %s\n", msg ? msg : "fault");
abort();
#if defined(__GNUC__) || defined(__clang__)
__builtin_unreachable();
#endif
}
#else
#define flow_fault_handler FLOW_FAULT_HANDLER
#endif
#define flow_div_by_zero_handler() flow_fault_handler("division by zero")
#define flow_shift_ub_handler() flow_fault_handler("invalid shift (amount out of range or left-shift of negative)")
#ifndef FLOW_CHECKED_DIV
#define FLOW_CHECKED_DIV(L, R) (((R) != 0) ? ((L) / (R)) : (flow_div_by_zero_handler(), (L) * 0))
#endif
#ifndef FLOW_CHECKED_MOD
#define FLOW_CHECKED_MOD(L, R) (((R) != 0) ? ((L) % (R)) : (flow_div_by_zero_handler(), (L) * 0))
#endif
#ifndef FLOW_CHECKED_SHL
#define FLOW_CHECKED_SHL(L, R) ((((R) >= 0) && ((unsigned long long)(R) < (sizeof(L) * 8ull)) && ((L) >= 0)) ? ((L) << (R)) : (flow_shift_ub_handler(), (L) * 0))
#endif
#ifndef FLOW_CHECKED_SHR
#define FLOW_CHECKED_SHR(L, R) ((((R) >= 0) && ((unsigned long long)(R) < (sizeof(L) * 8ull))) ? ((L) >> (R)) : (flow_shift_ub_handler(), (L) * 0))
#endif
#include <math.h>
void* _ui_state = NULL;
static inline float i32_to_f32(int32_t v) { return (float)v; }
/* Host stub for @gpu kernels (device codegen replaces this). */
static inline int32_t gpu_thread_id(void) { return 0; }
int64_t modpow_i64_i64_i64(int64_t base0, int64_t exp0, int64_t mod);
int64_t eulerian_i64_i64(int64_t n, int64_t m);
int32_t main(void);
static const int64_t MOD = 1000000007;
int64_t modpow_i64_i64_i64(int64_t base0, int64_t exp0, int64_t mod) {
int64_t r = 1;
int64_t b = FLOW_CHECKED_MOD((base0), (mod));
if (b < 0) {
b = (b + mod);
}
int64_t e = exp0;
while (e > 0) {
if ((e & 1) == 1) {
__int128 t = FLOW_CHECKED_MOD(((((__int128)(r)) * ((__int128)(b)))), (((__int128)(mod))));
r = ((int64_t)(t));
}
__int128 t2 = FLOW_CHECKED_MOD(((((__int128)(b)) * ((__int128)(b)))), (((__int128)(mod))));
b = ((int64_t)(t2));
e = FLOW_CHECKED_DIV((e), (2));
}
return r;
}
int64_t eulerian_i64_i64(int64_t n, int64_t m) {
if (n <= 0) {
return 0;
}
if ((m < 0 || m >= n)) {
return 0;
}
int64_t M = (m + 1);
int32_t* inv = (int32_t*)(calloc((M + 2), 4));
if (inv == NULL) {
return (-1);
}
inv[1] = 1;
int32_t __flow_step_1 = 1;
for (int32_t i = 2; (2 <= (M + 2)) ? i < (M + 2) : i > (M + 2); i += (2 <= (M + 2)) ? 1 : -1) {
int64_t t = FLOW_CHECKED_MOD(((MOD - FLOW_CHECKED_MOD(((FLOW_CHECKED_DIV((MOD), (i)) * ((int64_t)(inv[FLOW_CHECKED_MOD((MOD), (i))])))), (MOD)))), (MOD));
inv[i] = ((int32_t)(t));
}
int64_t comb = 1;
int64_t res = 0;
int64_t n1 = (n + 1);
int32_t __flow_step_2 = 1;
for (int32_t j = 0; (0 <= (M + 1)) ? j < (M + 1) : j > (M + 1); j += (0 <= (M + 1)) ? 1 : -1) {
int64_t base = (M - j);
if (base != 0) {
int64_t term = FLOW_CHECKED_MOD(((comb * modpow_i64_i64_i64(base, n, MOD))), (MOD));
if ((j & 1) == 1) {
res = (res - term);
if (res < 0) {
res = (res + MOD);
}
} else {
res = (res + term);
if (res >= MOD) {
res = (res - MOD);
}
}
}
if (j < M) {
comb = FLOW_CHECKED_MOD(((comb * (n1 - j))), (MOD));
comb = FLOW_CHECKED_MOD(((comb * ((int64_t)(inv[(j + 1)])))), (MOD));
}
}
free(inv);
return res;
}
int32_t main(void) {
printf("%lld\n", eulerian_i64_i64(10000000, 3999999));
return 0;
}
Generated MLIR
module {
llvm.func @printf(!llvm.ptr, ...) -> i32
llvm.mlir.global internal constant @str_0("%lld\n\00") {addr_space = 0 : i32} : !llvm.array<6 x i8>
func.func private @calloc(i64, i64) -> !llvm.ptr
func.func private @free(!llvm.ptr) -> ()
// Constant: MOD
llvm.mlir.global internal constant @MOD(1000000007 : i64) : i64
func.func @modpow(%arg0: i64, %arg1: i64, %arg2: i64) -> i64 {
%0 = arith.constant 1 : i32
%1 = arith.extsi %0 : i32 to i64
%2 = llvm.mlir.constant(1 : i64) : i64
%3 = llvm.alloca %2 x i64 : (i64) -> !llvm.ptr
llvm.store %1, %3 : i64, !llvm.ptr
%4 = arith.remsi %arg0, %arg2 : i64
%5 = llvm.mlir.constant(1 : i64) : i64
%6 = llvm.alloca %5 x i64 : (i64) -> !llvm.ptr
llvm.store %4, %6 : i64, !llvm.ptr
%7 = llvm.load %6 : !llvm.ptr -> i64
%8 = arith.constant 0 : i32
%10 = arith.extsi %8 : i32 to i64
%9 = arith.cmpi slt, %7, %10 : i64
cf.cond_br %9, ^bb0, ^bb1
^bb0:
%11 = llvm.load %6 : !llvm.ptr -> i64
%12 = arith.addi %11, %arg2 : i64
llvm.store %12, %6 : i64, !llvm.ptr
cf.br ^bb2
^bb1:
cf.br ^bb2
^bb2:
%13 = llvm.mlir.constant(1 : i64) : i64
%14 = llvm.alloca %13 x i64 : (i64) -> !llvm.ptr
llvm.store %arg1, %14 : i64, !llvm.ptr
cf.br ^bb3
^bb3:
%15 = llvm.load %14 : !llvm.ptr -> i64
%16 = arith.constant 0 : i32
%18 = arith.extsi %16 : i32 to i64
%17 = arith.cmpi sgt, %15, %18 : i64
cf.cond_br %17, ^bb4, ^bb5
^bb4:
%19 = llvm.load %14 : !llvm.ptr -> i64
%20 = arith.constant 1 : i32
%22 = arith.extsi %20 : i32 to i64
%21 = arith.andi %19, %22 : i64
%23 = arith.constant 1 : i32
%25 = arith.extsi %23 : i32 to i64
%24 = arith.cmpi eq, %21, %25 : i64
cf.cond_br %24, ^bb6, ^bb7
^bb6:
%26 = llvm.load %3 : !llvm.ptr -> i64
%27 = arith.extsi %26 : i64 to i128
%28 = llvm.load %6 : !llvm.ptr -> i64
%29 = arith.extsi %28 : i64 to i128
%31 = arith.trunci %27 : i128 to i64
%32 = arith.trunci %29 : i128 to i64
%30 = arith.muli %31, %32 : i64
%33 = arith.extsi %arg2 : i64 to i128
%35 = arith.trunci %33 : i128 to i64
%34 = arith.remsi %30, %35 : i64
%36 = arith.extsi %34 : i64 to i128
%37 = arith.trunci %36 : i128 to i64
llvm.store %37, %3 : i64, !llvm.ptr
cf.br ^bb8
^bb7:
cf.br ^bb8
^bb8:
%38 = llvm.load %6 : !llvm.ptr -> i64
%39 = arith.extsi %38 : i64 to i128
%40 = llvm.load %6 : !llvm.ptr -> i64
%41 = arith.extsi %40 : i64 to i128
%43 = arith.trunci %39 : i128 to i64
%44 = arith.trunci %41 : i128 to i64
%42 = arith.muli %43, %44 : i64
%45 = arith.extsi %arg2 : i64 to i128
%47 = arith.trunci %45 : i128 to i64
%46 = arith.remsi %42, %47 : i64
%48 = arith.extsi %46 : i64 to i128
%49 = arith.trunci %48 : i128 to i64
llvm.store %49, %6 : i64, !llvm.ptr
%50 = llvm.load %14 : !llvm.ptr -> i64
%51 = arith.constant 2 : i32
%53 = arith.extsi %51 : i32 to i64
%52 = arith.divsi %50, %53 : i64
llvm.store %52, %14 : i64, !llvm.ptr
cf.br ^bb3
^bb5:
%54 = llvm.load %3 : !llvm.ptr -> i64
func.return %54 : i64
}
func.func @eulerian(%arg0: i64, %arg1: i64) -> i64 {
%55 = arith.constant 0 : i32
%57 = arith.extsi %55 : i32 to i64
%56 = arith.cmpi sle, %arg0, %57 : i64
cf.cond_br %56, ^bb9, ^bb10
^bb9:
%58 = arith.constant 0 : i32
%59 = arith.extsi %58 : i32 to i64
func.return %59 : i64
^bb10:
cf.br ^bb11
^bb11:
%60 = arith.constant 0 : i32
%62 = arith.extsi %60 : i32 to i64
%61 = arith.cmpi slt, %arg1, %62 : i64
%63 = scf.if %61 -> (i1) {
%64 = arith.constant true
scf.yield %64 : i1
} else {
%65 = arith.cmpi sge, %arg1, %arg0 : i64
scf.yield %65 : i1
}
cf.cond_br %63, ^bb12, ^bb13
^bb12:
%66 = arith.constant 0 : i32
%67 = arith.extsi %66 : i32 to i64
func.return %67 : i64
^bb13:
cf.br ^bb14
^bb14:
%68 = arith.constant 1 : i32
%70 = arith.extsi %68 : i32 to i64
%69 = arith.addi %arg1, %70 : i64
%72 = arith.constant 2 : i32
%74 = arith.extsi %72 : i32 to i64
%73 = arith.addi %69, %74 : i64
%75 = arith.constant 4 : i32
%76 = arith.extsi %75 : i32 to i64
%71 = func.call @calloc(%73, %76) : (i64, i64) -> !llvm.ptr
%77 = llvm.mlir.zero : !llvm.ptr
%78 = llvm.icmp "eq" %71, %77 : !llvm.ptr
cf.cond_br %78, ^bb15, ^bb16
^bb15:
%79 = arith.constant 1 : i32
%81 = arith.constant 0 : i32
%80 = arith.subi %81, %79 : i32
%82 = arith.extsi %80 : i32 to i64
func.return %82 : i64
^bb16:
cf.br ^bb17
^bb17:
%83 = arith.constant 1 : i32
%84 = arith.constant 1 : i32
%85 = arith.extsi %84 : i32 to i64
%86 = llvm.getelementptr %71[%85] : (!llvm.ptr, i64) -> !llvm.ptr, i32
llvm.store %83, %86 : i32, !llvm.ptr
%87 = arith.constant 2 : i32
%88 = arith.constant 2 : i32
%90 = arith.extsi %88 : i32 to i64
%89 = arith.addi %69, %90 : i64
%91 = arith.index_cast %87 : i32 to index
%92 = arith.index_cast %89 : i32 to index
%94 = arith.constant 1 : index
%95 = arith.constant -1 : index
%96 = arith.cmpi sle, %91, %92 : index
%93 = arith.select %96, %94, %95 : index
cf.br ^bb18(%91 : index)
^bb18(%97: index):
%98 = arith.cmpi slt, %97, %92 : index
%99 = arith.cmpi sgt, %97, %92 : index
%100 = arith.select %96, %98, %99 : i1
cf.cond_br %100, ^bb19(%97 : index), ^bb20(%97 : index)
^bb19(%101: index):
%102 = llvm.mlir.addressof @MOD : !llvm.ptr
%103 = llvm.load %102 : !llvm.ptr -> i64
%104 = llvm.mlir.addressof @MOD : !llvm.ptr
%105 = llvm.load %104 : !llvm.ptr -> i64
%107 = arith.trunci %105 : i64 to i32
%108 = arith.index_cast %101 : index to i32
%106 = arith.divsi %107, %108 : i32
%110 = llvm.mlir.addressof @MOD : !llvm.ptr
%111 = llvm.load %110 : !llvm.ptr -> i64
%113 = arith.trunci %111 : i64 to i32
%114 = arith.index_cast %101 : index to i32
%112 = arith.remsi %113, %114 : i32
%115 = arith.extsi %112 : i32 to i64
%116 = llvm.getelementptr %71[%115] : (!llvm.ptr, i64) -> !llvm.ptr, i32
%109 = llvm.load %116 : !llvm.ptr -> i32
%117 = arith.extsi %109 : i32 to i64
%119 = arith.extsi %106 : i32 to i64
%118 = arith.muli %119, %117 : i64
%120 = llvm.mlir.addressof @MOD : !llvm.ptr
%121 = llvm.load %120 : !llvm.ptr -> i64
%122 = arith.remsi %118, %121 : i64
%123 = arith.subi %103, %122 : i64
%124 = llvm.mlir.addressof @MOD : !llvm.ptr
%125 = llvm.load %124 : !llvm.ptr -> i64
%126 = arith.remsi %123, %125 : i64
%127 = arith.trunci %126 : i64 to i32
%128 = arith.index_cast %101 : index to i64
%129 = llvm.getelementptr %71[%128] : (!llvm.ptr, i64) -> !llvm.ptr, i32
llvm.store %127, %129 : i32, !llvm.ptr
%130 = arith.addi %101, %93 : index
cf.br ^bb18(%130 : index)
^bb20(%131: index):
%132 = arith.constant 1 : i32
%133 = arith.extsi %132 : i32 to i64
%134 = llvm.mlir.constant(1 : i64) : i64
%135 = llvm.alloca %134 x i64 : (i64) -> !llvm.ptr
llvm.store %133, %135 : i64, !llvm.ptr
%136 = arith.constant 0 : i32
%137 = arith.extsi %136 : i32 to i64
%138 = llvm.mlir.constant(1 : i64) : i64
%139 = llvm.alloca %138 x i64 : (i64) -> !llvm.ptr
llvm.store %137, %139 : i64, !llvm.ptr
%140 = arith.constant 1 : i32
%142 = arith.extsi %140 : i32 to i64
%141 = arith.addi %arg0, %142 : i64
%143 = arith.constant 0 : i32
%144 = arith.constant 1 : i32
%146 = arith.extsi %144 : i32 to i64
%145 = arith.addi %69, %146 : i64
%147 = arith.index_cast %143 : i32 to index
%148 = arith.index_cast %145 : i32 to index
%150 = arith.constant 1 : index
%151 = arith.constant -1 : index
%152 = arith.cmpi sle, %147, %148 : index
%149 = arith.select %152, %150, %151 : index
cf.br ^bb21(%147 : index)
^bb21(%153: index):
%154 = arith.cmpi slt, %153, %148 : index
%155 = arith.cmpi sgt, %153, %148 : index
%156 = arith.select %152, %154, %155 : i1
cf.cond_br %156, ^bb22(%153 : index), ^bb23(%153 : index)
^bb22(%157: index):
%159 = arith.trunci %69 : i64 to i32
%160 = arith.index_cast %157 : index to i32
%158 = arith.subi %159, %160 : i32
%161 = arith.extsi %158 : i32 to i64
%162 = arith.constant 0 : i32
%164 = arith.extsi %162 : i32 to i64
%163 = arith.cmpi ne, %161, %164 : i64
cf.cond_br %163, ^bb24, ^bb25
^bb24:
%165 = llvm.load %135 : !llvm.ptr -> i64
%167 = llvm.mlir.addressof @MOD : !llvm.ptr
%168 = llvm.load %167 : !llvm.ptr -> i64
%166 = func.call @modpow(%161, %arg0, %168) : (i64, i64, i64) -> i64
%169 = arith.muli %165, %166 : i64
%170 = llvm.mlir.addressof @MOD : !llvm.ptr
%171 = llvm.load %170 : !llvm.ptr -> i64
%172 = arith.remsi %169, %171 : i64
%173 = arith.constant 1 : i32
%175 = arith.index_cast %157 : index to i32
%174 = arith.andi %175, %173 : i32
%176 = arith.constant 1 : i32
%177 = arith.cmpi eq, %174, %176 : i32
cf.cond_br %177, ^bb27, ^bb28
^bb27:
%178 = llvm.load %139 : !llvm.ptr -> i64
%179 = arith.subi %178, %172 : i64
llvm.store %179, %139 : i64, !llvm.ptr
%180 = llvm.load %139 : !llvm.ptr -> i64
%181 = arith.constant 0 : i32
%183 = arith.extsi %181 : i32 to i64
%182 = arith.cmpi slt, %180, %183 : i64
cf.cond_br %182, ^bb30, ^bb31
^bb30:
%184 = llvm.load %139 : !llvm.ptr -> i64
%185 = llvm.mlir.addressof @MOD : !llvm.ptr
%186 = llvm.load %185 : !llvm.ptr -> i64
%187 = arith.addi %184, %186 : i64
llvm.store %187, %139 : i64, !llvm.ptr
cf.br ^bb32
^bb31:
cf.br ^bb32
^bb32:
cf.br ^bb29
^bb28:
%188 = llvm.load %139 : !llvm.ptr -> i64
%189 = arith.addi %188, %172 : i64
llvm.store %189, %139 : i64, !llvm.ptr
%190 = llvm.load %139 : !llvm.ptr -> i64
%191 = llvm.mlir.addressof @MOD : !llvm.ptr
%192 = llvm.load %191 : !llvm.ptr -> i64
%193 = arith.cmpi sge, %190, %192 : i64
cf.cond_br %193, ^bb33, ^bb34
^bb33:
%194 = llvm.load %139 : !llvm.ptr -> i64
%195 = llvm.mlir.addressof @MOD : !llvm.ptr
%196 = llvm.load %195 : !llvm.ptr -> i64
%197 = arith.subi %194, %196 : i64
llvm.store %197, %139 : i64, !llvm.ptr
cf.br ^bb35
^bb34:
cf.br ^bb35
^bb35:
cf.br ^bb29
^bb29:
cf.br ^bb26
^bb25:
cf.br ^bb26
^bb26:
%199 = arith.index_cast %157 : index to i32
%200 = arith.trunci %69 : i64 to i32
%198 = arith.cmpi slt, %199, %200 : i32
cf.cond_br %198, ^bb36, ^bb37
^bb36:
%201 = llvm.load %135 : !llvm.ptr -> i64
%203 = arith.trunci %141 : i64 to i32
%204 = arith.index_cast %157 : index to i32
%202 = arith.subi %203, %204 : i32
%206 = arith.extsi %202 : i32 to i64
%205 = arith.muli %201, %206 : i64
%207 = llvm.mlir.addressof @MOD : !llvm.ptr
%208 = llvm.load %207 : !llvm.ptr -> i64
%209 = arith.remsi %205, %208 : i64
llvm.store %209, %135 : i64, !llvm.ptr
%210 = llvm.load %135 : !llvm.ptr -> i64
%212 = arith.constant 1 : i32
%214 = arith.index_cast %157 : index to i32
%213 = arith.addi %214, %212 : i32
%215 = arith.extsi %213 : i32 to i64
%216 = llvm.getelementptr %71[%215] : (!llvm.ptr, i64) -> !llvm.ptr, i32
%211 = llvm.load %216 : !llvm.ptr -> i32
%217 = arith.extsi %211 : i32 to i64
%218 = arith.muli %210, %217 : i64
%219 = llvm.mlir.addressof @MOD : !llvm.ptr
%220 = llvm.load %219 : !llvm.ptr -> i64
%221 = arith.remsi %218, %220 : i64
llvm.store %221, %135 : i64, !llvm.ptr
cf.br ^bb38
^bb37:
cf.br ^bb38
^bb38:
%222 = arith.addi %157, %149 : index
cf.br ^bb21(%222 : index)
^bb23(%223: index):
func.call @free(%71) : (!llvm.ptr) -> ()
%225 = llvm.load %139 : !llvm.ptr -> i64
func.return %225 : i64
}
func.func @main() -> i32 {
%226 = llvm.mlir.addressof @str_0 : !llvm.ptr
%228 = arith.constant 10000000 : i32
%229 = arith.constant 3999999 : i32
%230 = arith.extsi %228 : i32 to i64
%231 = arith.extsi %229 : i32 to i64
%227 = func.call @eulerian(%230, %231) : (i64, i64) -> i64
%232 = llvm.call @printf(%226, %227) vararg(!llvm.func<i32 (ptr, ...)>) : (!llvm.ptr, i64) -> i32
%233 = arith.constant 0 : i32
func.return %233 : i32
}
}