Submission #1320404
Source Code Expand
#include<iostream> #include<algorithm> #include<vector> using namespace std; int H, W, ret, dp[400][400], r[400][400]; char c[400][400]; int solve(vector<int>a1, vector<int>a2) { for (int i = 0; i < 400; i++) { for (int j = 0; j < 400; j++)dp[i][j] = 1e9, r[i][j] = -1; } dp[a1.size()][a2.size()] = 0; for (int i = a1.size(); i >= 0; i--) { for (int j = a2.size(); j >= 0; j--) { if (r[i][j] != -1)continue; int c = 0; for (int k = min(i, j) - 1; k >= 0; k--) { c += (a1[a1.size() - i + k] == a2[a2.size() - j + k]); r[i - k][j - k] = c; } r[i][j] = c; } } for (int i = a1.size(); i >= 0; i--) { for (int j = a2.size(); j >= 0; j--) { if (i >= 1)dp[i - 1][j] = min(dp[i - 1][j], dp[i][j] + r[i][j]); if (j >= 1)dp[i][j - 1] = min(dp[i][j - 1], dp[i][j] + r[i][j]); } } return dp[0][0]; } int main() { cin >> H >> W; for (int i = 0; i < H; i++) { for (int j = 0; j < W; j++)cin >> c[i][j]; } for (int i = 0; i < W - 1; i++) { vector<int>p1, p2; for (int j = H - 1; j >= 0; j--)p1.push_back(c[j][i]); for (int j = H - 1; j >= 0; j--)p2.push_back(c[j][i + 1]); ret += solve(p1, p2); } cout << ret << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Friction |
User | E869120 |
Language | C++14 (GCC 5.4.1) |
Score | 800 |
Code Size | 1210 Byte |
Status | AC |
Exec Time | 236 ms |
Memory | 1664 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | 500 / 500 | ||||||
Status |
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Set Name | Test Cases |
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Sample | 0_000.txt, 0_001.txt, 0_002.txt, 0_003.txt, 0_004.txt |
Subtask | 0_000.txt, 0_001.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt |
All | 0_000.txt, 0_001.txt, 0_002.txt, 0_003.txt, 0_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 2_023.txt, 2_024.txt, 2_025.txt, 2_026.txt, 2_027.txt, 2_028.txt, 2_029.txt, 2_030.txt, 2_031.txt, 2_032.txt, 2_033.txt, 2_034.txt, 2_035.txt, 2_036.txt, 2_037.txt, 2_038.txt, 2_039.txt, 2_040.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_000.txt | AC | 4 ms | 1660 KB |
0_001.txt | AC | 2 ms | 1536 KB |
0_002.txt | AC | 2 ms | 1536 KB |
0_003.txt | AC | 2 ms | 1536 KB |
0_004.txt | AC | 3 ms | 1536 KB |
1_005.txt | AC | 2 ms | 1536 KB |
1_006.txt | AC | 3 ms | 1664 KB |
1_007.txt | AC | 3 ms | 1664 KB |
1_008.txt | AC | 3 ms | 1664 KB |
1_009.txt | AC | 3 ms | 1664 KB |
1_010.txt | AC | 3 ms | 1664 KB |
1_011.txt | AC | 3 ms | 1664 KB |
1_012.txt | AC | 3 ms | 1664 KB |
1_013.txt | AC | 3 ms | 1536 KB |
1_014.txt | AC | 3 ms | 1664 KB |
1_015.txt | AC | 3 ms | 1536 KB |
1_016.txt | AC | 3 ms | 1664 KB |
1_017.txt | AC | 2 ms | 1536 KB |
1_018.txt | AC | 3 ms | 1664 KB |
1_019.txt | AC | 3 ms | 1536 KB |
1_020.txt | AC | 3 ms | 1664 KB |
1_021.txt | AC | 3 ms | 1664 KB |
1_022.txt | AC | 3 ms | 1664 KB |
2_023.txt | AC | 51 ms | 1536 KB |
2_024.txt | AC | 236 ms | 1664 KB |
2_025.txt | AC | 235 ms | 1664 KB |
2_026.txt | AC | 235 ms | 1664 KB |
2_027.txt | AC | 235 ms | 1664 KB |
2_028.txt | AC | 235 ms | 1664 KB |
2_029.txt | AC | 57 ms | 1536 KB |
2_030.txt | AC | 235 ms | 1664 KB |
2_031.txt | AC | 48 ms | 1536 KB |
2_032.txt | AC | 235 ms | 1664 KB |
2_033.txt | AC | 85 ms | 1536 KB |
2_034.txt | AC | 235 ms | 1664 KB |
2_035.txt | AC | 137 ms | 1664 KB |
2_036.txt | AC | 235 ms | 1664 KB |
2_037.txt | AC | 12 ms | 1536 KB |
2_038.txt | AC | 235 ms | 1664 KB |
2_039.txt | AC | 14 ms | 1536 KB |
2_040.txt | AC | 235 ms | 1664 KB |