Submission #1804620
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long long LL; int dp[42][42][42][42]; // x1, x2, y1, y2 int psums[41][41]; int q(LL a1, LL a2, LL b1, LL b2){ return psums[a2][b2] - psums[a1][b2] - psums[a2][b1] + psums[a1][b1]; } int main(){ int h, w; cin >> h >> w; string g[h]; for(int i = 0; i < h; i++){ cin >> g[i]; } int px, py; for(int i = 0; i < h; i++){ for(int j = 0; j < w; j++){ if(g[i][j] == 'P'){ g[i][j] = '+'; px = i; py = j; } } } for(int i = 0; i <= h; i++){ for(int j = 0; j <= w; j++){ psums[i][j] = 0; if(i == 0 || j == 0) continue; psums[i][j] = psums[i][j-1] + psums[i-1][j] - psums[i-1][j-1]; if(g[i-1][j-1] == '#') psums[i][j]++; } } for(int a1 = h; a1 >= 0; a1--){ for(int a2 = a1; a2 <= h; a2++){ for(int b1 = w; b1 >= 0; b1--){ for(int b2 = b1; b2 <= w; b2++){ dp[a1][a2][b1][b2] = 1000000; int k = 1000000; for(int am = a1; am <= a2; am++){ for(int bm = b1; bm <= b2; bm++){ int al = a1; int ar = a2; int bl = b1; int br = b2; if(px >= am) al = am; if(px < am) ar = am; if(py >= bm) bl = bm; if(py < bm) br = bm; k = min(k, q(al, ar, bl, br)); int ans2 = dp[al][ar][bl][br]; ans2 += q(al,ar,b1+bm-bl,bm+b2-br); ans2 += q(a1+am-al,am+a2-ar,bl,br); k = min(k, ans2); } } dp[a1][a2][b1][b2] = min(dp[a1][a2][b1][b2], k); } } } } cout << dp[0][h][0][w] << endl; }
Submission Info
Submission Time | |
---|---|
Task | H - Poor Penguin |
User | ksun48 |
Language | C++14 (GCC 5.4.1) |
Score | 1600 |
Code Size | 2169 Byte |
Status | AC |
Exec Time | 989 ms |
Memory | 10496 KB |
Judge Result
Set Name | sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1600 / 1600 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
sample | sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt |
All | sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt, 01-27.txt, 01-28.txt, 01-29.txt, 01-30.txt, 01-31.txt, 01-32.txt, 01-33.txt, 01-34.txt, 01-35.txt, 01-36.txt, 01-37.txt, 01-38.txt, 01-39.txt, 01-40.txt, 01-41.txt, 01-42.txt, 01-43.txt, 01-44.txt, 01-45.txt, 01-46.txt, 01-47.txt, 01-48.txt, 01-49.txt, 01-50.txt, 01-51.txt, 01-52.txt, 01-53.txt, 01-54.txt, 01-55.txt, 01-56.txt, 01-57.txt, 01-58.txt, 01-59.txt, 01-60.txt, 01-61.txt, 01-62.txt, 01-63.txt, 01-64.txt, 01-65.txt, 01-66.txt, 01-67.txt, 01-68.txt, 01-69.txt, 01-70.txt, 01-71.txt, 01-72.txt, 01-73.txt, 01-74.txt, 01-75.txt, 01-76.txt, 01-77.txt, 01-78.txt, 01-79.txt, 01-80.txt, 01-81.txt, 01-82.txt, 01-83.txt, 01-84.txt, 01-85.txt, 01-86.txt, 01-87.txt, 01-88.txt, 01-89.txt, 01-90.txt, 01-91.txt, sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01-01.txt | AC | 1 ms | 256 KB |
01-02.txt | AC | 2 ms | 2432 KB |
01-03.txt | AC | 24 ms | 5248 KB |
01-04.txt | AC | 736 ms | 10240 KB |
01-05.txt | AC | 793 ms | 10240 KB |
01-06.txt | AC | 846 ms | 10368 KB |
01-07.txt | AC | 980 ms | 10496 KB |
01-08.txt | AC | 989 ms | 10496 KB |
01-09.txt | AC | 980 ms | 10496 KB |
01-10.txt | AC | 980 ms | 10496 KB |
01-11.txt | AC | 980 ms | 10496 KB |
01-12.txt | AC | 979 ms | 10496 KB |
01-13.txt | AC | 981 ms | 10496 KB |
01-14.txt | AC | 979 ms | 10496 KB |
01-15.txt | AC | 980 ms | 10496 KB |
01-16.txt | AC | 1 ms | 256 KB |
01-17.txt | AC | 3 ms | 9600 KB |
01-18.txt | AC | 850 ms | 10368 KB |
01-19.txt | AC | 981 ms | 10496 KB |
01-20.txt | AC | 976 ms | 10496 KB |
01-21.txt | AC | 980 ms | 10496 KB |
01-22.txt | AC | 982 ms | 10496 KB |
01-23.txt | AC | 983 ms | 10496 KB |
01-24.txt | AC | 983 ms | 10496 KB |
01-25.txt | AC | 975 ms | 10496 KB |
01-26.txt | AC | 982 ms | 10496 KB |
01-27.txt | AC | 977 ms | 10496 KB |
01-28.txt | AC | 902 ms | 10368 KB |
01-29.txt | AC | 983 ms | 10496 KB |
01-30.txt | AC | 967 ms | 10496 KB |
01-31.txt | AC | 978 ms | 10496 KB |
01-32.txt | AC | 986 ms | 10496 KB |
01-33.txt | AC | 982 ms | 10496 KB |
01-34.txt | AC | 980 ms | 10496 KB |
01-35.txt | AC | 983 ms | 10496 KB |
01-36.txt | AC | 976 ms | 10496 KB |
01-37.txt | AC | 976 ms | 10496 KB |
01-38.txt | AC | 975 ms | 10496 KB |
01-39.txt | AC | 979 ms | 10496 KB |
01-40.txt | AC | 977 ms | 10496 KB |
01-41.txt | AC | 981 ms | 10496 KB |
01-42.txt | AC | 969 ms | 10496 KB |
01-43.txt | AC | 981 ms | 10496 KB |
01-44.txt | AC | 974 ms | 10496 KB |
01-45.txt | AC | 967 ms | 10496 KB |
01-46.txt | AC | 983 ms | 10496 KB |
01-47.txt | AC | 980 ms | 10496 KB |
01-48.txt | AC | 979 ms | 10496 KB |
01-49.txt | AC | 977 ms | 10496 KB |
01-50.txt | AC | 979 ms | 10496 KB |
01-51.txt | AC | 984 ms | 10496 KB |
01-52.txt | AC | 983 ms | 10496 KB |
01-53.txt | AC | 981 ms | 10496 KB |
01-54.txt | AC | 978 ms | 10496 KB |
01-55.txt | AC | 982 ms | 10496 KB |
01-56.txt | AC | 978 ms | 10496 KB |
01-57.txt | AC | 983 ms | 10496 KB |
01-58.txt | AC | 971 ms | 10496 KB |
01-59.txt | AC | 977 ms | 10496 KB |
01-60.txt | AC | 981 ms | 10496 KB |
01-61.txt | AC | 979 ms | 10496 KB |
01-62.txt | AC | 984 ms | 10496 KB |
01-63.txt | AC | 977 ms | 10496 KB |
01-64.txt | AC | 984 ms | 10496 KB |
01-65.txt | AC | 980 ms | 10496 KB |
01-66.txt | AC | 973 ms | 10496 KB |
01-67.txt | AC | 973 ms | 10496 KB |
01-68.txt | AC | 979 ms | 10496 KB |
01-69.txt | AC | 980 ms | 10496 KB |
01-70.txt | AC | 981 ms | 10496 KB |
01-71.txt | AC | 976 ms | 10496 KB |
01-72.txt | AC | 984 ms | 10496 KB |
01-73.txt | AC | 976 ms | 10496 KB |
01-74.txt | AC | 977 ms | 10496 KB |
01-75.txt | AC | 977 ms | 10496 KB |
01-76.txt | AC | 977 ms | 10496 KB |
01-77.txt | AC | 970 ms | 10496 KB |
01-78.txt | AC | 973 ms | 10496 KB |
01-79.txt | AC | 977 ms | 10496 KB |
01-80.txt | AC | 982 ms | 10496 KB |
01-81.txt | AC | 975 ms | 10496 KB |
01-82.txt | AC | 969 ms | 10496 KB |
01-83.txt | AC | 980 ms | 10496 KB |
01-84.txt | AC | 973 ms | 10496 KB |
01-85.txt | AC | 978 ms | 10496 KB |
01-86.txt | AC | 984 ms | 10496 KB |
01-87.txt | AC | 982 ms | 10496 KB |
01-88.txt | AC | 974 ms | 10496 KB |
01-89.txt | AC | 977 ms | 10496 KB |
01-90.txt | AC | 979 ms | 10496 KB |
01-91.txt | AC | 983 ms | 10496 KB |
sample-01.txt | AC | 1 ms | 256 KB |
sample-02.txt | AC | 1 ms | 384 KB |
sample-03.txt | AC | 985 ms | 10496 KB |
sample-04.txt | AC | 1 ms | 256 KB |