#include <stdio.h>

int main() {
    short short chn,math,eng;
    scanf("%hhd %hhd %hhd\n",&chn,&math,&eng);
    printf("score1=%hhd,score2=%hhd,score3=%hhd\n",chn,math,eng);
    return 0;
}

数据范围1-100，用1B存储即可

%d是4B，%hd是2B，%hhd是1B。猜测h的意思是half，方便记忆