#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 /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *, int *, int *);
int main() {
  int numA, numB, numC;
  int small = 0;
  printf("please input threee numbers: a,b,c\n");
  scanf("%d,%d,%d", &numA, &numB, &numC);
  small = numA < numB ? numA : numB;
  small = small < numC ? small : numC;
  printf("the smallest  of %d,%d,%d is %d\n", numA, numB, numC, small);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x14(%rbp)
lea    0xec3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed9(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
lea    -0x10(%rbp),%rcx
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1173 <main+0x53>
mov    -0x8(%rbp),%eax
mov    %eax,-0x18(%rbp)
jmp    1179 <main+0x59>
mov    -0xc(%rbp),%eax
mov    %eax,-0x18(%rbp)
mov    -0x18(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    1196 <main+0x76>
mov    -0x14(%rbp),%eax
mov    %eax,-0x1c(%rbp)
jmp    119c <main+0x7c>
mov    -0x10(%rbp),%eax
mov    %eax,-0x1c(%rbp)
mov    -0x1c(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
mov    -0x10(%rbp),%ecx
mov    -0x14(%rbp),%r8d
lea    0xe77(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
lea    0xeef(%rip),%rdi
call   1030 <puts@plt>
lea    0xeb9(%rip),%rdi
lea    0x14(%rsp),%rsi
lea    0x10(%rsp),%rdx
lea    0xc(%rsp),%rcx
call   1050 <scanf@plt>
mov    0x14(%rsp),%esi
mov    0x10(%rsp),%edx
cmp    %edx,%esi
mov    %edx,%r8d
cmovl  %esi,%r8d
mov    0xc(%rsp),%ecx
cmp    %ecx,%r8d
cmovge %ecx,%r8d
lea    0xe8b(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [36 x i8] c"please input threee numbers: a,b,c\0A\00"
@.str.1 = [9 x i8] c"%d,%d,%d\00"
@.str.2 = [33 x i8] c"the smallest of %d,%d,%d is %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %5
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0), i32* %2, i32* %3, i32* %4)
%8 = load i32, i32* %2
%9 = load i32, i32* %3
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %13
11: ; preds = %0
%12 = load i32, i32* %2
br label %15
13: ; preds = %0
%14 = load i32, i32* %3
br label %15
15: ; preds = %13, %11
%16 = phi i32 [ %12, %11 ], [ %14, %13 ]
store i32 %16, i32* %5
%17 = load i32, i32* %5
%18 = load i32, i32* %4
%19 = icmp slt i32 %17, %18
br i1 %19, label %20, label %22
20: ; preds = %15
%21 = load i32, i32* %5
br label %24
22: ; preds = %15
%23 = load i32, i32* %4
br label %24
24: ; preds = %22, %20
%25 = phi i32 [ %21, %20 ], [ %23, %22 ]
store i32 %25, i32* %5
%26 = load i32, i32* %2
%27 = load i32, i32* %3
%28 = load i32, i32* %4
%29 = load i32, i32* %5
%30 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.2, i64 0, i64 0), i32 %26, i32 %27, i32 %28, i32 %29)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [9 x i8] c"%d,%d,%d\00"
@.str.2 = [33 x i8] c"the smallest of %d,%d,%d is %d\0A\00"
@str = [35 x i8] c"please input threee numbers: a,b,c\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = bitcast i32* %1 to i8*
%5 = bitcast i32* %2 to i8*
%6 = bitcast i32* %3 to i8*
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @str, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0), i32* %1, i32* %2, i32* %3)
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = icmp slt i32 %9, %10
%12 = select i1 %11, i32 %9, i32 %10
%13 = load i32, i32* %3
%14 = icmp slt i32 %12, %13
%15 = select i1 %14, i32 %12, i32 %13
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.2, i64 0, i64 0), i32 %9, i32 %10, i32 %13, i32 %15)
ret i32 0
}