题解 | #小乐乐算多少人被请家长#

#include<stdio.h>

typedef struct student ss;
struct student{
    int score[3];
    int sum;
    int aver;
};

int main()
{
    int n,count=0;
    scanf("%d",&n);
    getchar();
    ss stu[n];
    for(int i=0;i<n;i++){
        stu[i].sum=0;
        for(int j=0;j<3;j++){
            scanf(" %d",&stu[i].score[j]);
            // scanf("%d ",&stu[i].score[j]);//err
            stu[i].sum+=stu[i].score[j];
        }
        getchar();
        stu[i].aver=stu[i].sum/3;
        if(stu[i].aver<60) count++;
    }
    printf("%d",count);
    return 0;
}