```c
#include <stdio.h>
#include <stdlib.h>

int main(void)
{
    int
        FillingTimes = 0,
        w1 = 0,
        w2 = 0,
        h1 = 0,
        h2 = 0;


    scanf("%d", &FillingTimes);
    scanf("%d", &w1);
    scanf("%d", &w2);
    scanf("%d", &h1);
    scanf("%d", &h2);

    unsigned highest = 0;

    for (unsigned Index = 0; Index < FillingTimes; Index++)
    {
        int level = 0;
        int water = 0;
        scanf("%d", &water);
        const int aCube = w1*w1*h1;
        const int bCube = w2*w2*h2;

        if (water - aCube > 0)
        {
            level += h1;
            water -= aCube;
        }
        else
        {
            level += water / (w1*w1);
            goto endloop; //不可能再增加
        }

        if (water - bCube > 0)
            level += h2;
        else
            level += water / (w2*w2);


        endloop:

        if (level > highest)
            highest = level;
    }

    printf("%d\n", highest);

    return 0;
}

```