//統(tǒng)計(jì)最高分和最低分
void maxAndmin(){
    int i,j,max,min;
    for(i=0;i<studentCount;i++){
        int sum=0;
        for(j=0;j<scoreCount;j++){
            sum += score[i][j];
        }
        printf("%d個(gè)學(xué)生的總分是%d\n",i+1,sum);
        if(i==0){
            max = sum;
            min = sum;
        }
        //判斷最大值
        if(i>0&& max < sum){
            max = sum;
        }
        //判斷最小值
         if(i>0&& min > sum){
            min = sum;
        }

    }

    printf("最大總分是%d:\n",max);
    printf("最小總分是%d\n",min);

}