#54609: C高速解(is not fread)


kita197 (KK)


#include<stdio.h>
#ifdef WIN32
#define getchar_unlocked _getchar_nolock
#define putchar_unlocked _putchar_nolock
#endif
int main(){
    char c=' ';
    c=getchar_unlocked();
    while(c!='\n'){
        putchar_unlocked(c-7);
        c=getchar_unlocked();
    }
    return 0;
}