Submission #433928
Source Code Expand
#include <iostream> #include <cstdio> #include <cassert> #include <cstring> #include <vector> #include <valarray> #include <array> #include <queue> #include <set> #include <unordered_set> #include <map> #include <unordered_map> #include <algorithm> #include <cmath> #include <complex> #include <random> using namespace std; typedef long long ll; typedef unsigned long long ull; int d[5][5]; bool used[5][5]; int xp[25], yp[25]; int dfs(int p) { if (p == 25) { return 1; } if (xp[p] != -1) { int i = yp[p], j = xp[p]; if (1 <= i && i <= 3) { if (used[i-1][j] && !used[i+1][j]) { return 0; } if (!used[i-1][j] && used[i+1][j]) { return 0; } } if (1 <= j && j <= 3) { if (used[i][j-1] && !used[i][j+1]) { return 0; } if (!used[i][j-1] && used[i][j+1]) { return 0; } } used[i][j] = true; int sm = dfs(p+1); used[i][j] = false; return sm; } int sm = 0; for (int i = 0; i < 5; i++) { for (int j = 0; j < 5; j++) { if (d[i][j] >= 0) continue; if (1 <= i && i <= 3) { if (used[i-1][j] && !used[i+1][j]) { continue; } if (!used[i-1][j] && used[i+1][j]) { continue; } } if (1 <= j && j <= 3) { if (used[i][j-1] && !used[i][j+1]) { continue; } if (!used[i][j-1] && used[i][j+1]) { continue; } } d[i][j] = p; used[i][j] = true; sm += dfs(p+1); d[i][j] = -1; used[i][j] = false; } } return sm; } int main() { memset(xp, -1, sizeof(xp)); memset(yp, -1, sizeof(yp)); for (int i = 0; i < 5; i++) { for (int j = 0; j < 5; j++) { cin >> d[i][j]; d[i][j]--; if (d[i][j] != -1) { xp[d[i][j]] = j; yp[d[i][j]] = i; } } } cout << dfs(0) << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - 25個の整数 |
User | yosupo |
Language | C++11 (GCC 4.9.2) |
Score | 30 |
Code Size | 2361 Byte |
Status | TLE |
Exec Time | 5036 ms |
Memory | 928 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 30 / 30 | 0 / 70 | ||||||||
Status |
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Set Name | Test Cases |
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Sample | sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt |
Subtask1 | sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt, test-1-01.txt, test-1-02.txt, test-1-03.txt, test-1-04.txt, test-1-05.txt, test-1-06.txt, test-1-07.txt, test-1-08.txt, test-1-09.txt, test-1-10.txt, test-1-11.txt, test-1-12.txt, test-1-13.txt, test-1-14.txt, test-1-15.txt |
Subtask2 | sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt, test-1-01.txt, test-1-02.txt, test-1-03.txt, test-1-04.txt, test-1-05.txt, test-1-06.txt, test-1-07.txt, test-1-08.txt, test-1-09.txt, test-1-10.txt, test-1-11.txt, test-1-12.txt, test-1-13.txt, test-1-14.txt, test-1-15.txt, test-2-01.txt, test-2-02.txt, test-2-03.txt, test-2-04.txt, test-2-05.txt, test-2-06.txt, test-2-07.txt, test-2-08.txt, test-2-09.txt, test-2-10.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample-01.txt | AC | 25 ms | 924 KB |
sample-02.txt | AC | 39 ms | 672 KB |
sample-03.txt | AC | 24 ms | 800 KB |
sample-04.txt | AC | 24 ms | 804 KB |
test-1-01.txt | AC | 22 ms | 752 KB |
test-1-02.txt | AC | 22 ms | 796 KB |
test-1-03.txt | AC | 25 ms | 924 KB |
test-1-04.txt | AC | 26 ms | 796 KB |
test-1-05.txt | AC | 23 ms | 676 KB |
test-1-06.txt | AC | 26 ms | 804 KB |
test-1-07.txt | AC | 25 ms | 728 KB |
test-1-08.txt | AC | 26 ms | 804 KB |
test-1-09.txt | AC | 26 ms | 796 KB |
test-1-10.txt | AC | 25 ms | 924 KB |
test-1-11.txt | AC | 24 ms | 928 KB |
test-1-12.txt | AC | 25 ms | 800 KB |
test-1-13.txt | AC | 25 ms | 672 KB |
test-1-14.txt | AC | 25 ms | 924 KB |
test-1-15.txt | AC | 23 ms | 792 KB |
test-2-01.txt | TLE | 5034 ms | 800 KB |
test-2-02.txt | AC | 978 ms | 800 KB |
test-2-03.txt | AC | 177 ms | 800 KB |
test-2-04.txt | TLE | 5032 ms | 924 KB |
test-2-05.txt | TLE | 5033 ms | 804 KB |
test-2-06.txt | TLE | 5032 ms | 804 KB |
test-2-07.txt | TLE | 5032 ms | 864 KB |
test-2-08.txt | TLE | 5036 ms | 920 KB |
test-2-09.txt | TLE | 5034 ms | 920 KB |
test-2-10.txt | TLE | 5036 ms | 924 KB |