#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int fact_iter(int);
int fact_recur(int);
int fibo_iter(int);
int fibo_recur(int);
int n_th_even_iter(int);
int n_th_even_recur(int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int /*<<< orphan*/ show_digits_recur(int);
int sum_digits_iter(int);
int sum_digits_recur(int);
int sum_n_iter(int);
int sum_n_recur(int);
int main() {
  printf("Input for factorial: ");
  int n_fact;
  scanf("%d", &n_fact);
  printf("Factorial(iter) of %d: %d\n", n_fact, fact_iter(n_fact));
  printf("Factorial(recur) of %d: %d\n", n_fact, fact_recur(n_fact));
  printf("---\n");
  printf("Input for n-th fibonacci: ");
  int n_fibo;
  scanf("%d", &n_fibo);
  printf("%d-th fibonacci(iter): %d\n", n_fibo, fibo_iter(n_fibo));
  printf("%d-th fibonacci(recur): %d\n", n_fibo, fibo_recur(n_fibo));
  printf("---\n");
  printf("Input for sum of series 1 + 2 + 3 + ... + ");
  int n_sum;
  scanf("%d", &n_sum);
  printf("Sum of series(iter): %d\n", sum_n_iter(n_sum));
  printf("Sum of series(recur): %d\n", sum_n_recur(n_sum));
  printf("---\n");
  printf("Input for sum of digits for: ");
  int n_sum_digits;
  scanf("%d", &n_sum_digits);
  printf("Sum of digits(iter): %d\n", sum_digits_iter(n_sum_digits));
  printf("Sum of digits(recur): %d\n", sum_digits_recur(n_sum_digits));
  show_digits_recur(n_sum_digits);
  printf("\n");
  printf("---\n");
  printf("nth even: ");
  int n_th_even;
  scanf("%d", &n_th_even);
  printf("%d-th even(iter): %d\n", n_th_even, n_th_even_iter(n_th_even));
  printf("%d-th even(recur): %d\n", n_th_even, n_th_even_recur(n_th_even));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xe1a(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xe22(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   10b0 <scanf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,-0x30(%rbp)
mov    -0x8(%rbp),%edi
call   1040 <fact_iter@plt>
mov    -0x30(%rbp),%esi
mov    %eax,%edx
lea    0xe02(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,-0x2c(%rbp)
mov    -0x8(%rbp),%edi
call   1080 <fact_recur@plt>
mov    -0x2c(%rbp),%esi
mov    %eax,%edx
lea    0xdfc(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xe0a(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xe01(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xdb4(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   10b0 <scanf@plt>
mov    -0xc(%rbp),%eax
mov    %eax,-0x28(%rbp)
mov    -0xc(%rbp),%edi
call   10f0 <fibo_iter@plt>
mov    -0x28(%rbp),%esi
mov    %eax,%edx
lea    0xdeb(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0xc(%rbp),%eax
mov    %eax,-0x24(%rbp)
mov    -0xc(%rbp),%edi
call   10d0 <fibo_recur@plt>
mov    -0x24(%rbp),%esi
mov    %eax,%edx
lea    0xde5(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xd9c(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xde5(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xd46(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   10b0 <scanf@plt>
mov    -0x10(%rbp),%edi
call   1070 <sum_n_iter@plt>
mov    %eax,%esi
lea    0xde8(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x10(%rbp),%edi
call   10a0 <sum_n_recur@plt>
mov    %eax,%esi
lea    0xde9(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xd40(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xde7(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xcea(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   10b0 <scanf@plt>
mov    -0x14(%rbp),%edi
call   1060 <sum_digits_iter@plt>
mov    %eax,%esi
lea    0xddd(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x14(%rbp),%edi
call   10c0 <sum_digits_recur@plt>
mov    %eax,%esi
lea    0xdde(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x14(%rbp),%edi
call   10e0 <show_digits_recur@plt>
lea    0xcdf(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xcce(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xdc6(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xc78(%rip),%rdi
lea    -0x18(%rbp),%rsi
call   10b0 <scanf@plt>
mov    -0x18(%rbp),%eax
mov    %eax,-0x20(%rbp)
mov    -0x18(%rbp),%edi
call   1030 <n_th_even_iter@plt>
mov    -0x20(%rbp),%esi
mov    %eax,%edx
lea    0xda0(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x18(%rbp),%eax
mov    %eax,-0x1c(%rbp)
mov    -0x18(%rbp),%edi
call   1090 <n_th_even_recur@plt>
mov    -0x1c(%rbp),%esi
mov    %eax,%edx
lea    0xd95(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r14
push   %rbx
sub    $0x20,%rsp
lea    0xe01(%rip),%rdi
xor    %eax,%eax
call   1070 <printf@plt>
lea    0xe09(%rip),%r14
lea    0x1c(%rsp),%rsi
mov    %r14,%rdi
call   10d0 <scanf@plt>
mov    0x1c(%rsp),%ebx
mov    %ebx,%edi
call   1060 <fact_iter@plt>
lea    0xded(%rip),%rdi
mov    %ebx,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1070 <printf@plt>
mov    0x1c(%rsp),%ebx
mov    %ebx,%edi
call   10a0 <fact_recur@plt>
lea    0xdeb(%rip),%rdi
mov    %ebx,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1070 <printf@plt>
lea    0xf2e(%rip),%rbx
mov    %rbx,%rdi
call   1050 <puts@plt>
lea    0xde6(%rip),%rdi
xor    %eax,%eax
call   1070 <printf@plt>
lea    0x18(%rsp),%rsi
mov    %r14,%rdi
call   10d0 <scanf@plt>
mov    0x18(%rsp),%ebp
mov    %ebp,%edi
call   1110 <fibo_iter@plt>
lea    0xddb(%rip),%rdi
mov    %ebp,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1070 <printf@plt>
mov    0x18(%rsp),%ebp
mov    %ebp,%edi
call   10f0 <fibo_recur@plt>
lea    0xdd9(%rip),%rdi
mov    %ebp,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1070 <printf@plt>
mov    %rbx,%rdi
call   1050 <puts@plt>
lea    0xddb(%rip),%rdi
xor    %eax,%eax
call   1070 <printf@plt>
lea    0x14(%rsp),%rsi
mov    %r14,%rdi
call   10d0 <scanf@plt>
mov    0x14(%rsp),%edi
call   1090 <sum_n_iter@plt>
lea    0xde2(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1070 <printf@plt>
mov    0x14(%rsp),%edi
call   10c0 <sum_n_recur@plt>
lea    0xde2(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1070 <printf@plt>
mov    %rbx,%rdi
call   1050 <puts@plt>
lea    0xde4(%rip),%rdi
xor    %eax,%eax
call   1070 <printf@plt>
lea    0xc(%rsp),%rsi
mov    %r14,%rdi
call   10d0 <scanf@plt>
mov    0xc(%rsp),%edi
call   1080 <sum_digits_iter@plt>
lea    0xdde(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1070 <printf@plt>
mov    0xc(%rsp),%edi
call   10e0 <sum_digits_recur@plt>
lea    0xdde(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1070 <printf@plt>
mov    0xc(%rsp),%edi
call   1100 <show_digits_recur@plt>
mov    $0xa,%edi
call   1040 <putchar@plt>
mov    %rbx,%rdi
call   1050 <puts@plt>
lea    0xdcd(%rip),%rdi
xor    %eax,%eax
call   1070 <printf@plt>
lea    0x10(%rsp),%rsi
mov    %r14,%rdi
call   10d0 <scanf@plt>
mov    0x10(%rsp),%ebx
mov    %ebx,%edi
call   1030 <n_th_even_iter@plt>
lea    0xdb2(%rip),%rdi
mov    %ebx,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1070 <printf@plt>
mov    0x10(%rsp),%ebx
mov    %ebx,%edi
call   10b0 <n_th_even_recur@plt>
lea    0xdab(%rip),%rdi
mov    %ebx,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1070 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbx
pop    %r14
pop    %rbp
ret

LLVM IR (-O0):
@.str = [22 x i8] c"Input for factorial: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [27 x i8] c"Factorial(iter) of %d: %d\0A\00"
@.str.3 = [28 x i8] c"Factorial(recur) of %d: %d\0A\00"
@.str.4 = [5 x i8] c"---\0A\00"
@.str.5 = [27 x i8] c"Input for n-th fibonacci: \00"
@.str.6 = [27 x i8] c"%d-th fibonacci(iter): %d\0A\00"
@.str.7 = [28 x i8] c"%d-th fibonacci(recur): %d\0A\00"
@.str.8 = [43 x i8] c"Input for sum of series 1 + 2 + 3 + ... + \00"
@.str.9 = [25 x i8] c"Sum of series(iter): %d\0A\00"
@.str.10 = [26 x i8] c"Sum of series(recur): %d\0A\00"
@.str.11 = [30 x i8] c"Input for sum of digits for: \00"
@.str.12 = [25 x i8] c"Sum of digits(iter): %d\0A\00"
@.str.13 = [26 x i8] c"Sum of digits(recur): %d\0A\00"
@.str.14 = [2 x i8] c"\0A\00"
@.str.15 = [11 x i8] c"nth even: \00"
@.str.16 = [22 x i8] c"%d-th even(iter): %d\0A\00"
@.str.17 = [23 x i8] c"%d-th even(recur): %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
%6 = alloca i32
store i32 0, i32* %1
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%9 = load i32, i32* %2
%10 = load i32, i32* %2
%11 = call i32 @fact_iter(i32 %10)
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.2, i64 0, i64 0), i32 %9, i32 %11)
%13 = load i32, i32* %2
%14 = load i32, i32* %2
%15 = call i32 @fact_recur(i32 %14)
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.3, i64 0, i64 0), i32 %13, i32 %15)
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.4, i64 0, i64 0))
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.5, i64 0, i64 0))
%19 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%20 = load i32, i32* %3
%21 = load i32, i32* %3
%22 = call i32 @fibo_iter(i32 %21)
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.6, i64 0, i64 0), i32 %20, i32 %22)
%24 = load i32, i32* %3
%25 = load i32, i32* %3
%26 = call i32 @fibo_recur(i32 %25)
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.7, i64 0, i64 0), i32 %24, i32 %26)
%28 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.4, i64 0, i64 0))
%29 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.8, i64 0, i64 0))
%30 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%31 = load i32, i32* %4
%32 = call i32 @sum_n_iter(i32 %31)
%33 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.9, i64 0, i64 0), i32 %32)
%34 = load i32, i32* %4
%35 = call i32 @sum_n_recur(i32 %34)
%36 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.10, i64 0, i64 0), i32 %35)
%37 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.4, i64 0, i64 0))
%38 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.11, i64 0, i64 0))
%39 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %5)
%40 = load i32, i32* %5
%41 = call i32 @sum_digits_iter(i32 %40)
%42 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.12, i64 0, i64 0), i32 %41)
%43 = load i32, i32* %5
%44 = call i32 @sum_digits_recur(i32 %43)
%45 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.13, i64 0, i64 0), i32 %44)
%46 = load i32, i32* %5
%47 = call i32 @show_digits_recur(i32 %46)
%48 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.14, i64 0, i64 0))
%49 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.4, i64 0, i64 0))
%50 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.15, i64 0, i64 0))
%51 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %6)
%52 = load i32, i32* %6
%53 = load i32, i32* %6
%54 = call i32 @n_th_even_iter(i32 %53)
%55 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.16, i64 0, i64 0), i32 %52, i32 %54)
%56 = load i32, i32* %6
%57 = load i32, i32* %6
%58 = call i32 @n_th_even_recur(i32 %57)
%59 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.17, i64 0, i64 0), i32 %56, i32 %58)
ret i32 0
}

LLVM IR (-O2):
@.str = [22 x i8] c"Input for factorial: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [27 x i8] c"Factorial(iter) of %d: %d\0A\00"
@.str.3 = [28 x i8] c"Factorial(recur) of %d: %d\0A\00"
@.str.5 = [27 x i8] c"Input for n-th fibonacci: \00"
@.str.6 = [27 x i8] c"%d-th fibonacci(iter): %d\0A\00"
@.str.7 = [28 x i8] c"%d-th fibonacci(recur): %d\0A\00"
@.str.8 = [43 x i8] c"Input for sum of series 1 + 2 + 3 + ... + \00"
@.str.9 = [25 x i8] c"Sum of series(iter): %d\0A\00"
@.str.10 = [26 x i8] c"Sum of series(recur): %d\0A\00"
@.str.11 = [30 x i8] c"Input for sum of digits for: \00"
@.str.12 = [25 x i8] c"Sum of digits(iter): %d\0A\00"
@.str.13 = [26 x i8] c"Sum of digits(recur): %d\0A\00"
@.str.15 = [11 x i8] c"nth even: \00"
@.str.16 = [22 x i8] c"%d-th even(iter): %d\0A\00"
@.str.17 = [23 x i8] c"%d-th even(recur): %d\0A\00"
@str.20 = [4 x i8] c"---\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str, i64 0, i64 0))
%7 = bitcast i32* %1 to i8*
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%9 = load i32, i32* %1
%10 = call i32 @fact_iter(i32 %9)
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @.str.2, i64 0, i64 0), i32 %9, i32 %10)
%12 = load i32, i32* %1
%13 = call i32 @fact_recur(i32 %12)
%14 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @.str.3, i64 0, i64 0), i32 %12, i32 %13)
%15 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @str.20, i64 0, i64 0))
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @.str.5, i64 0, i64 0))
%17 = bitcast i32* %2 to i8*
%18 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%19 = load i32, i32* %2
%20 = call i32 @fibo_iter(i32 %19)
%21 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @.str.6, i64 0, i64 0), i32 %19, i32 %20)
%22 = load i32, i32* %2
%23 = call i32 @fibo_recur(i32 %22)
%24 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @.str.7, i64 0, i64 0), i32 %22, i32 %23)
%25 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @str.20, i64 0, i64 0))
%26 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @.str.8, i64 0, i64 0))
%27 = bitcast i32* %3 to i8*
%28 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%29 = load i32, i32* %3
%30 = call i32 @sum_n_iter(i32 %29)
%31 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.9, i64 0, i64 0), i32 %30)
%32 = load i32, i32* %3
%33 = call i32 @sum_n_recur(i32 %32)
%34 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @.str.10, i64 0, i64 0), i32 %33)
%35 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @str.20, i64 0, i64 0))
%36 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str.11, i64 0, i64 0))
%37 = bitcast i32* %4 to i8*
%38 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%39 = load i32, i32* %4
%40 = call i32 @sum_digits_iter(i32 %39)
%41 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.12, i64 0, i64 0), i32 %40)
%42 = load i32, i32* %4
%43 = call i32 @sum_digits_recur(i32 %42)
%44 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @.str.13, i64 0, i64 0), i32 %43)
%45 = load i32, i32* %4
%46 = call i32 @show_digits_recur(i32 %45)
%47 = call i32 @putchar(i32 10)
%48 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @str.20, i64 0, i64 0))
%49 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @.str.15, i64 0, i64 0))
%50 = bitcast i32* %5 to i8*
%51 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %5)
%52 = load i32, i32* %5
%53 = call i32 @n_th_even_iter(i32 %52)
%54 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str.16, i64 0, i64 0), i32 %52, i32 %53)
%55 = load i32, i32* %5
%56 = call i32 @n_th_even_recur(i32 %55)
%57 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([23 x i8], [23 x i8]* @.str.17, i64 0, i64 0), i32 %55, i32 %56)
ret i32 0
}