Submission #1518394


Source Code Expand

#include <bits/stdc++.h>

using namespace std;

#define FOR(i, l, r) for(int i = l; i <= r; ++i)

typedef long long ll;

const int inf = 1e9;
ll H, W;
ll res1, res2, res3, resmin, resmax, res = inf;

int main(){
    //freopen("test.inp", "r", stdin);
    cin >> H >> W;
    if(H%3 == 0) res = 0;
    if(W%3 == 0) res = 0;
    ///nhat cat thu nhat;
    FOR(i, 1, W){
        resmax = 0;
        resmin = inf;
        res1 = H * i;
        if(H % 2 == 0) res3 = res2 = (W-i) * H / 2;
            else res2 = (W - i) * (H-1) / 2, res3 = (W-i) * (H+1) / 2;
        resmin = min(res1, min(res2, res3));
        resmax = max(res1, max(res2, res3));
        res = min(res, resmax - resmin);
         if(W % 2 == 0) res3 = res2 = (H - i) * W / 2;
            else res2 = (H - i) * (W-1) / 2, res3 = (H - i) * (W+1) / 2;
        resmin = min(res1, min(res2, res3));
        resmax = max(res1, max(res2, res3));
        res = min(res, resmax - resmin);
    }
    FOR(i, 1, H){
        resmax = 0;
        resmin = inf;
        res1 = W * i;
        if(W % 2 == 0) res3 = res2 = (H - i) * W / 2;
            else res2 = (H - i) * (W-1) / 2 , res3 = (H - i) * (W+1) / 2 + H-i;
        resmin = min(res1, min(res2, res3));
        resmax = max(res1, max(res2, res3));
        res = min(res, resmax - resmin);
        if(H % 2 == 0) res3 = res2 = (W-i) * H / 2;
            else res2 = (W - i) * (H-1) / 2, res3 = (W-i) * (H+1) / 2;
        resmin = min(res1, min(res2, res3));
        resmax = max(res1, max(res2, res3));
        res = min(res, resmax - resmin);
    }
    cout << res;
}

Submission Info

Submission Time
Task C - Chocolate Bar
User I_Love_Anh_Thy
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1625 Byte
Status WA
Exec Time 2 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 400
Status
AC × 5
AC × 14
WA × 6
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 0_04.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 0_04.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt
Case Name Status Exec Time Memory
0_00.txt AC 1 ms 256 KB
0_01.txt AC 1 ms 256 KB
0_02.txt AC 1 ms 256 KB
0_03.txt AC 2 ms 256 KB
0_04.txt AC 2 ms 256 KB
1_00.txt AC 1 ms 256 KB
1_01.txt AC 2 ms 256 KB
1_02.txt AC 2 ms 256 KB
1_03.txt AC 2 ms 256 KB
1_04.txt WA 2 ms 256 KB
1_05.txt WA 2 ms 256 KB
1_06.txt AC 2 ms 256 KB
1_07.txt AC 2 ms 256 KB
1_08.txt WA 2 ms 256 KB
1_09.txt WA 2 ms 256 KB
1_10.txt WA 2 ms 256 KB
1_11.txt AC 2 ms 256 KB
1_12.txt AC 2 ms 256 KB
1_13.txt AC 2 ms 256 KB
1_14.txt WA 1 ms 256 KB