题解 | #班级成绩输入输出#

#include <stdio.h>

int main() {
    int a, b;
    float c,sum;
    float p[5][5];
    for(a=0;a<sizeof(p)/sizeof(p[0]);a++)
    {   
        
        sum=0;
        for(b=0;b<sizeof(p[0])/sizeof(p[0][0]);b++)   
        {
            scanf("%f ",&p[a][b]);
            printf("%.1f ",p[a][b]);
            sum=sum+p[a][b];

        }
        printf("%.1f\n",sum);
    }
    return 0;
}