C
x
1
2
int main()3
{4
printf("\U0001F600");5
return 0;6
}7
$ gcc prog.c -Wall -Wextra -std=c99 -pedantic
Start
😀
0
Finish
C
int main(){ printf("\U0001F600"); return 0;}$ gcc prog.c -Wall -Wextra -std=c99 -pedantic
Start
😀
0
Finish