Submission #1868109
Source Code Expand
#include <iostream> #include <cstdio> #include <cstring> using namespace std; const int N = 102; short f[N][N][N][N] , s1[N][N] , s2[N][N]; char s[N][N]; int n , m; int main(){ cin >> n >> m; for(int i = 1 ; i <= n ; ++ i) cin >> (s[i] + 1); int px , py; for(int i = 1 ; i <= n ; ++ i) for(int j = 1 ; j <= m ; ++ j) if(s[i][j] == 'E'){ px = i; py = j; break; } for(int i = 1 ; i <= n ; ++ i) for(int j = 1 ; j <= m ; ++ j) s1[i][j] = s1[i][j - 1] + (short)(s[i][j] == 'o'); for(int i = 1 ; i <= n ; ++ i) for(int j = 1 ; j <= m ; ++ j) s2[i][j] = s2[i - 1][j] + (short)(s[i][j] == 'o'); memset(f , -1 , sizeof f); f[px][px][py][py] = 0; short ans = 0; for(int i = px ; i >= 1 ; -- i) for(int j = px ; j <= n ; ++ j) for(int k = py ; k >= 1 ; -- k) for(int t = py ; t <= m ; ++ t){ if(f[i][j][k][t] == -1) continue; if(i > 1 && i > j - px + 1) f[i - 1][j][k][t] = max(f[i - 1][j][k][t] , (short)(f[i][j][k][t] + s1[i - 1][t] - s1[i - 1][k - 1])); if(j < n && j < n - (px - i)) f[i][j + 1][k][t] = max(f[i][j + 1][k][t] , (short)(f[i][j][k][t] + s1[i + 1][t] - s1[i - 1][k - 1])); if(k > 1 && k > t - py + 1) f[i][j][k - 1][t] = max(f[i][j][k - 1][t] , (short)(f[i][j][k][t] + s2[j][k - 1] - s2[i - 1][k - 1])); if(t < m && t < m - (py - k)) f[i][j][k][t + 1] = max(f[i][j][k][t + 1] , (short)(f[i][j][k][t] + s2[j][t + 1] - s2[i - 1][t + 1])); ans = max(ans , f[i][j][k][t]); } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Salvage Robots |
User | Rchen |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1556 Byte |
Status | WA |
Exec Time | 81 ms |
Memory | 211840 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1400 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.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, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt, 1_29.txt, 1_30.txt, 1_31.txt, 1_32.txt, 1_33.txt, 1_34.txt, 1_35.txt, 1_36.txt, 1_37.txt, 1_38.txt, 1_39.txt, 1_40.txt, 1_41.txt, 1_42.txt, 1_43.txt, 1_44.txt, 1_45.txt, 1_46.txt, 1_47.txt, 1_48.txt, 1_49.txt, 1_50.txt, 1_51.txt, 1_52.txt, 1_53.txt, 1_54.txt, 1_55.txt, 1_56.txt, 1_57.txt, 1_58.txt, 1_59.txt, 1_60.txt, 1_61.txt, 1_62.txt, 1_63.txt, 1_64.txt, 1_65.txt, 1_66.txt, 1_67.txt, 1_68.txt, 1_69.txt, 1_70.txt, 1_71.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 52 ms | 211712 KB |
0_01.txt | AC | 52 ms | 211712 KB |
0_02.txt | AC | 52 ms | 211712 KB |
0_03.txt | AC | 52 ms | 211712 KB |
1_00.txt | WA | 52 ms | 211712 KB |
1_01.txt | WA | 52 ms | 211712 KB |
1_02.txt | WA | 52 ms | 211712 KB |
1_03.txt | WA | 52 ms | 211712 KB |
1_04.txt | WA | 52 ms | 211712 KB |
1_05.txt | WA | 53 ms | 211712 KB |
1_06.txt | WA | 52 ms | 211712 KB |
1_07.txt | WA | 53 ms | 211712 KB |
1_08.txt | WA | 78 ms | 211712 KB |
1_09.txt | WA | 60 ms | 211712 KB |
1_10.txt | WA | 57 ms | 211712 KB |
1_11.txt | WA | 62 ms | 211712 KB |
1_12.txt | WA | 71 ms | 211712 KB |
1_13.txt | WA | 56 ms | 211712 KB |
1_14.txt | WA | 63 ms | 211712 KB |
1_15.txt | WA | 56 ms | 211712 KB |
1_16.txt | WA | 72 ms | 211840 KB |
1_17.txt | WA | 59 ms | 211712 KB |
1_18.txt | WA | 58 ms | 211712 KB |
1_19.txt | WA | 69 ms | 211712 KB |
1_20.txt | WA | 67 ms | 211712 KB |
1_21.txt | WA | 73 ms | 211712 KB |
1_22.txt | WA | 70 ms | 211712 KB |
1_23.txt | WA | 58 ms | 211712 KB |
1_24.txt | WA | 53 ms | 211712 KB |
1_25.txt | WA | 53 ms | 211712 KB |
1_26.txt | WA | 53 ms | 211712 KB |
1_27.txt | WA | 53 ms | 211712 KB |
1_28.txt | WA | 53 ms | 211712 KB |
1_29.txt | WA | 56 ms | 211712 KB |
1_30.txt | WA | 56 ms | 211712 KB |
1_31.txt | WA | 54 ms | 211712 KB |
1_32.txt | WA | 54 ms | 211712 KB |
1_33.txt | WA | 53 ms | 211712 KB |
1_34.txt | WA | 53 ms | 211712 KB |
1_35.txt | WA | 57 ms | 211712 KB |
1_36.txt | WA | 55 ms | 211712 KB |
1_37.txt | WA | 52 ms | 211712 KB |
1_38.txt | WA | 52 ms | 211712 KB |
1_39.txt | WA | 54 ms | 211712 KB |
1_40.txt | WA | 81 ms | 211712 KB |
1_41.txt | WA | 78 ms | 211712 KB |
1_42.txt | WA | 73 ms | 211712 KB |
1_43.txt | WA | 77 ms | 211712 KB |
1_44.txt | WA | 75 ms | 211712 KB |
1_45.txt | WA | 80 ms | 211712 KB |
1_46.txt | WA | 81 ms | 211712 KB |
1_47.txt | WA | 76 ms | 211712 KB |
1_48.txt | WA | 77 ms | 211712 KB |
1_49.txt | WA | 79 ms | 211712 KB |
1_50.txt | WA | 75 ms | 211712 KB |
1_51.txt | WA | 77 ms | 211712 KB |
1_52.txt | WA | 78 ms | 211712 KB |
1_53.txt | WA | 81 ms | 211712 KB |
1_54.txt | WA | 79 ms | 211712 KB |
1_55.txt | WA | 77 ms | 211712 KB |
1_56.txt | WA | 72 ms | 211712 KB |
1_57.txt | WA | 78 ms | 211712 KB |
1_58.txt | WA | 73 ms | 211712 KB |
1_59.txt | WA | 72 ms | 211712 KB |
1_60.txt | WA | 74 ms | 211712 KB |
1_61.txt | WA | 64 ms | 211712 KB |
1_62.txt | WA | 75 ms | 211712 KB |
1_63.txt | WA | 73 ms | 211712 KB |
1_64.txt | WA | 65 ms | 211712 KB |
1_65.txt | WA | 69 ms | 211712 KB |
1_66.txt | WA | 71 ms | 211712 KB |
1_67.txt | WA | 69 ms | 211712 KB |
1_68.txt | WA | 73 ms | 211712 KB |
1_69.txt | WA | 69 ms | 211712 KB |
1_70.txt | WA | 73 ms | 211712 KB |
1_71.txt | WA | 71 ms | 211712 KB |