vs2017编译动态数组数据溢出求解

Question

int** a = (int**)malloc(B*sizeof(int*));
        int* b = (int*)malloc(A*sizeof(int));
        int* c1 = (int*)malloc(A*sizeof(int));
        int c, d, e, f, i, j, A, B, C;
        sizeof(a);
scanf("%d", &A);
scanf("%d", &B);
scanf("%d", &C);
        menu();
        scanf("%d", &c);
        while (1)
        {
            if (c >= 1 && c <= 3) break;
            else
            {
                printf("选择错误,请重新选择：");
                scanf("%d", &c);
            }
        }
        system("cls");
        switch (c)
        {
        case 1:
        {
            for (i = 0; i < B; i++)
            {
                printf("请输入选手成绩\n");
                printf("%d号评委：\n", i + 1);
                a[i] = (int*)malloc(A*sizeof(int));
                for (j = 0; j < A; j++)
                {
                    printf("%d号选手成绩：", j + 1);
                    scanf("%d", &a[i][j]);
                    while (1)
                    {
                        if (a[i][j] > 0 && a[i][j] <= C) break;
                        else
                        {
                            printf("输入错误,请重新输入分数（范围：0到%d）：", C);
                            scanf("%d", &a[i][j]);
                        }
                    }
                }
                system("cls");
            }
            printf("已录完所有成绩\n");
            printf("按回车键返回上一级");
            while (1)
            {
                if (getch() == '\r')
                    break;
            }
            system("cls");

数据溢出了求修改

Answer 1

https://blog.csdn.net/wuyu1125/article/details/7690547