#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 */
scalar_t__ EOF;
int mmc(int, int, int);
int /*<<< orphan*/ printf(char *, int);
scalar_t__ scanf(char *, int *, ...);
int main() {
  int m, l1, l2, l3;
  while (scanf("%d", &m) != EOF) {
    scanf("%d%d%d", &l1, &l2, &l3);
    printf("%d\n", mmc(l1, l2, l3) - m);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xebe(%rip),%rdi
lea    -0x8(%rbp),%rsi
mov    $0x0,%al
call   1050 <scanf@plt>
mov    0x2e90(%rip),%rcx
cmp    (%rcx),%rax
je     119f <main+0x6f>
lea    0xe98(%rip),%rdi
lea    -0xc(%rbp),%rsi
lea    -0x10(%rbp),%rdx
lea    -0x14(%rbp),%rcx
mov    $0x0,%al
call   1050 <scanf@plt>
mov    -0xc(%rbp),%edi
mov    -0x10(%rbp),%esi
mov    -0x14(%rbp),%edx
call   1030 <mmc@plt>
mov    %eax,%esi
sub    -0x8(%rbp),%esi
lea    0xe72(%rip),%rdi
call   1040 <printf@plt>
jmp    113f <main+0xf>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x18,%rsp
lea    0xebf(%rip),%rdi
lea    0x8(%rsp),%rsi
xor    %eax,%eax
call   1050 <scanf@plt>
mov    0x2e90(%rip),%r15
cmp    (%r15),%rax
je     11ca <main+0x9a>
lea    0x10(%rsp),%r12
lea    0xc(%rsp),%r13
lea    0xe99(%rip),%rbx
lea    0xe8f(%rip),%rbp
lea    0x8(%rsp),%r14
nopw   0x0(%rax,%rax,1)
lea    0xe79(%rip),%rdi
lea    0x14(%rsp),%rsi
mov    %r12,%rdx
mov    %r13,%rcx
xor    %eax,%eax
call   1050 <scanf@plt>
mov    0x14(%rsp),%edi
mov    0x10(%rsp),%esi
mov    0xc(%rsp),%edx
call   1030 <mmc@plt>
sub    0x8(%rsp),%eax
mov    %rbx,%rdi
mov    %eax,%esi
call   1040 <printf@plt>
mov    %rbp,%rdi
mov    %r14,%rsi
xor    %eax,%eax
call   1050 <scanf@plt>
cmp    (%r15),%rax
jne    1180 <main+0x50>
xor    %eax,%eax
add    $0x18,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
@EOF = global i64 0
@.str.1 = [7 x i8] c"%d%d%d\00"
@.str.2 = [4 x i8] c"%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
br label %6
6: ; preds = %10, %0
%7 = call i64 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %2)
%8 = load i64, i64* @EOF
%9 = icmp ne i64 %7, %8
br i1 %9, label %10, label %19
10: ; preds = %6
%11 = call i64 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32* %3, i32* %4, i32* %5)
%12 = load i32, i32* %3
%13 = load i32, i32* %4
%14 = load i32, i32* %5
%15 = call i32 @mmc(i32 %12, i32 %13, i32 %14)
%16 = load i32, i32* %2
%17 = sub nsw i32 %15, %16
%18 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %17)
br label %6
19: ; preds = %6
ret i32 0
}

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
@EOF = global i64 0
@.str.1 = [7 x i8] c"%d%d%d\00"
@.str.2 = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = bitcast i32* %1 to i8*
%6 = bitcast i32* %2 to i8*
%7 = bitcast i32* %3 to i8*
%8 = bitcast i32* %4 to i8*
%9 = call i64 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %1)
%10 = load i64, i64* @EOF
%11 = icmp eq i64 %9, %10
br i1 %11, label %24, label %12
12: ; preds = %0, %12
%13 = call i64 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32* %2, i32* %3, i32* %4)
%14 = load i32, i32* %2
%15 = load i32, i32* %3
%16 = load i32, i32* %4
%17 = call i32 @mmc(i32 %14, i32 %15, i32 %16)
%18 = load i32, i32* %1
%19 = sub nsw i32 %17, %18
%20 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %19)
%21 = call i64 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %1)
%22 = load i64, i64* @EOF
%23 = icmp eq i64 %21, %22
br i1 %23, label %24, label %12
24: ; preds = %12, %0
ret i32 0
}