Documentation

GNU C Compiler
Compiler
GCC
Name
GNU C Compiler
Language
C
Program and version
gcc-9 (Ubuntu 9.3.0-10ubuntu2) 9.3.0
Description
GNU C Compiler
Type
compiler
Flags1
-D_JUDGE_ -DNDEBUG -O2
Flags2
Extension
.c
Status
Ok

P68688
#include <stdio.h>

int main() {
    printf("Hello world!\n");
}
P57548
#include <stdio.h>


int main() {
    int a, b;
    if (scanf("%d", &a)) {};
    if (scanf("%d", &b)) {};
    printf("%d\n", a + b);
}