#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);
int /*<<< orphan*/ scanf(char *, int *, ...);
int main() {
  int amount, current, max;
  scanf("%d %d", &amount, &max);
  for (; amount > 1; amount--) {
    scanf("%d", &current);
    if (max < current) {
      max = current;
    }
  }
  printf("%d\n", max);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0x10(%rbp),%rdx
mov    $0x0,%al
call   1040 <scanf@plt>
cmpl   $0x1,-0x8(%rbp)
jle    1186 <main+0x66>
lea    0xead(%rip),%rdi
lea    -0xc(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1173 <main+0x53>
mov    -0xc(%rbp),%eax
mov    %eax,-0x10(%rbp)
jmp    1178 <main+0x58>
mov    -0x8(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0x8(%rbp)
jmp    1145 <main+0x25>
mov    -0x10(%rbp),%esi
lea    0xe76(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x18,%rsp
lea    0xed2(%rip),%rdi
lea    0x10(%rsp),%rsi
lea    0xc(%rsp),%rdx
xor    %eax,%eax
call   1040 <scanf@plt>
cmpl   $0x2,0x10(%rsp)
jl     1191 <main+0x71>
lea    0xeb6(%rip),%r14
lea    0x14(%rsp),%rbx
jmp    1170 <main+0x50>
cs nopw 0x0(%rax,%rax,1)
xchg   %ax,%ax
mov    0x10(%rsp),%eax
lea    -0x1(%rax),%ecx
mov    %ecx,0x10(%rsp)
cmp    $0x2,%eax
jle    1195 <main+0x75>
mov    %r14,%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1040 <scanf@plt>
mov    0xc(%rsp),%esi
mov    0x14(%rsp),%eax
cmp    %eax,%esi
jge    1160 <main+0x40>
mov    %eax,0xc(%rsp)
mov    %eax,%esi
jmp    1160 <main+0x40>
mov    0xc(%rsp),%esi
lea    0xe6a(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [6 x i8] c"%d %d\00"
@.str.1 = [3 x i8] c"%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
store i32 0, i32* %1
%5 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i32* %2, i32* %4)
br label %6
6: ; preds = %17, %0
%7 = load i32, i32* %2
%8 = icmp sgt i32 %7, 1
br i1 %8, label %9, label %20
9: ; preds = %6
%10 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%11 = load i32, i32* %4
%12 = load i32, i32* %3
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %16
14: ; preds = %9
%15 = load i32, i32* %3
store i32 %15, i32* %4
br label %16
16: ; preds = %14, %9
br label %17
17: ; preds = %16
%18 = load i32, i32* %2
%19 = add nsw i32 %18, -1
store i32 %19, i32* %2
br label %6
20: ; preds = %6
%21 = load i32, i32* %4
%22 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %21)
ret i32 0
}

LLVM IR (-O2):
@.str = [6 x i8] c"%d %d\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [4 x i8] c"%d\0A\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 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i32* %1, i32* %3)
%8 = load i32, i32* %1
%9 = icmp sgt i32 %8, 1
br i1 %9, label %12, label %10
10: ; preds = %0
%11 = load i32, i32* %3
br label %23
12: ; preds = %0, %18
%13 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%14 = load i32, i32* %3
%15 = load i32, i32* %2
%16 = icmp slt i32 %14, %15
br i1 %16, label %17, label %18
17: ; preds = %12
store i32 %15, i32* %3
br label %18
18: ; preds = %12, %17
%19 = phi i32 [ %14, %12 ], [ %15, %17 ]
%20 = load i32, i32* %1
%21 = add nsw i32 %20, -1
store i32 %21, i32* %1
%22 = icmp sgt i32 %20, 2
br i1 %22, label %12, label %23
23: ; preds = %18, %10
%24 = phi i32 [ %11, %10 ], [ %19, %18 ]
%25 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %24)
ret i32 0
}