#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 /*<<< orphan*/ printf(char *, char *);
scalar_t__ scanf(char *, char *);
int main(void) {
  char name[100];
  while (scanf("%s", name) != EOF) {
    name[0] += 'A' - 'a';
    printf("%s\n", name);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x70,%rsp
movl   $0x0,-0x4(%rbp)
lea    -0x70(%rbp),%rsi
lea    0xec6(%rip),%rdi
call   1040 <scanf@plt>
mov    0x2ea2(%rip),%rcx
cmp    (%rcx),%rax
je     116e <main+0x4e>
movsbl -0x70(%rbp),%eax
add    $0xffffffe0,%eax
mov    %al,-0x70(%rbp)
lea    -0x70(%rbp),%rsi
lea    0xe9f(%rip),%rdi
call   1030 <printf@plt>
jmp    112f <main+0xf>
xor    %eax,%eax
add    $0x70,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %r12
push   %rbx
sub    $0x68,%rsp
lea    0xece(%rip),%rdi
mov    %rsp,%rsi
call   1040 <scanf@plt>
mov    0x2ea7(%rip),%r12
cmp    (%r12),%rax
je     1180 <main+0x60>
lea    0xeb5(%rip),%r14
mov    %rsp,%rbx
lea    0xea8(%rip),%r15
nopl   0x0(%rax,%rax,1)
addb   $0xe0,(%rsp)
mov    %r14,%rdi
mov    %rbx,%rsi
call   1030 <printf@plt>
mov    %r15,%rdi
mov    %rbx,%rsi
call   1040 <scanf@plt>
cmp    (%r12),%rax
jne    1160 <main+0x40>
xor    %eax,%eax
add    $0x68,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%s\00"
@EOF = global i64 0
@.str.1 = [4 x i8] c"%s\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [100 x i8]
store i32 0, i32* %1
br label %3
3: ; preds = %8, %0
%4 = getelementptr inbounds [100 x i8], [100 x i8]* %2, i64 0, i64 0
%5 = call i64 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = load i64, i64* @EOF
%7 = icmp ne i64 %5, %6
br i1 %7, label %8, label %16
8: ; preds = %3
%9 = getelementptr inbounds [100 x i8], [100 x i8]* %2, i64 0, i64 0
%10 = load i8, i8* %9
%11 = sext i8 %10 to i32
%12 = add nsw i32 %11, -32
%13 = trunc i32 %12 to i8
store i8 %13, i8* %9
%14 = getelementptr inbounds [100 x i8], [100 x i8]* %2, i64 0, i64 0
%15 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i8* %14)
br label %3
16: ; preds = %3
ret i32 0
}

LLVM IR (-O2):
@.str = [3 x i8] c"%s\00"
@EOF = global i64 0
@.str.1 = [4 x i8] c"%s\0A\00"
define i32 @main() {
%1 = alloca [100 x i8]
%2 = getelementptr inbounds [100 x i8], [100 x i8]* %1, i64 0, i64 0
%3 = call i64 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* %2)
%4 = load i64, i64* @EOF
%5 = icmp eq i64 %3, %4
br i1 %5, label %13, label %6
6: ; preds = %0, %6
%7 = load i8, i8* %2
%8 = add i8 %7, -32
store i8 %8, i8* %2
%9 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i8* %2)
%10 = call i64 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* %2)
%11 = load i64, i64* @EOF
%12 = icmp eq i64 %10, %11
br i1 %12, label %13, label %6
13: ; preds = %6, %0
ret i32 0
}