Submission #1268669
Source Code Expand
#include <stdio.h> #include <iostream> #include <vector> #include <assert.h> #include <set> #include <map> #include <cmath> #include <queue> #include <stack> #include <string> #include <sstream> #include <memory.h> #include <time.h> #include <string.h> #include <stdlib.h> #include <algorithm> using namespace std; typedef long long ll; int R, C; ll mn[2]; ll val[200000]; bool vis[200000]; vector<vector<pair<int, int> > > g; void NO() { puts("No"); exit(0); } void DFS(int u, ll should) { if (vis[u]) { if (should != val[u]) NO(); return; } val[u] = should; vis[u] = true; mn[u >= R] = min(mn[u >= R], val[u]); for (int i = 0; i < g[u].size(); ++i) DFS(g[u][i].first, g[u][i].second - val[u]); } int main() { int n; scanf("%d%d%d", &R, &C, &n); g.resize(R + C); for (int r, c, k, i = 0; i < n; ++i) { scanf("%d%d%d", &r, &c, &k); --r; --c; g[r].push_back(make_pair(R + c, k)); g[R + c].push_back(make_pair(r, k)); } for(int i=0;i<g.size();++i) if (!vis[i]) { mn[0] = mn[1] = 1e18; DFS(i, 0); if (mn[0] + mn[1] < 0) NO(); } puts("Yes"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Grid and Integers |
User | Hasan0540 |
Language | C++14 (GCC 5.4.1) |
Score | 800 |
Code Size | 1158 Byte |
Status | AC |
Exec Time | 55 ms |
Memory | 12928 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:43:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &R, &C, &n); ^ ./Main.cpp:46:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &r, &c, &k); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 800 / 800 | ||||
Status |
|
|
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, 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 |
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 | 1 ms | 256 KB |
0_04.txt | AC | 1 ms | 256 KB |
1_00.txt | AC | 5 ms | 6656 KB |
1_01.txt | AC | 4 ms | 6656 KB |
1_02.txt | AC | 5 ms | 6656 KB |
1_03.txt | AC | 3 ms | 5376 KB |
1_04.txt | AC | 4 ms | 6656 KB |
1_05.txt | AC | 3 ms | 4992 KB |
1_06.txt | AC | 44 ms | 12928 KB |
1_07.txt | AC | 53 ms | 12928 KB |
1_08.txt | AC | 47 ms | 10880 KB |
1_09.txt | AC | 43 ms | 10880 KB |
1_10.txt | AC | 49 ms | 9856 KB |
1_11.txt | AC | 48 ms | 9856 KB |
1_12.txt | AC | 55 ms | 12928 KB |
1_13.txt | AC | 52 ms | 12928 KB |
1_14.txt | AC | 55 ms | 12928 KB |
1_15.txt | AC | 53 ms | 12928 KB |
1_16.txt | AC | 47 ms | 11776 KB |
1_17.txt | AC | 52 ms | 12800 KB |
1_18.txt | AC | 55 ms | 12416 KB |
1_19.txt | AC | 49 ms | 12544 KB |
1_20.txt | AC | 31 ms | 4736 KB |
1_21.txt | AC | 16 ms | 4608 KB |
1_22.txt | AC | 4 ms | 2688 KB |
1_23.txt | AC | 35 ms | 7936 KB |
1_24.txt | AC | 38 ms | 5632 KB |
1_25.txt | AC | 31 ms | 5248 KB |
1_26.txt | AC | 4 ms | 1152 KB |
1_27.txt | AC | 8 ms | 4352 KB |
1_28.txt | AC | 47 ms | 8320 KB |
1_29.txt | AC | 18 ms | 5120 KB |
1_30.txt | AC | 45 ms | 8448 KB |
1_31.txt | AC | 21 ms | 7552 KB |
1_32.txt | AC | 37 ms | 4480 KB |
1_33.txt | AC | 45 ms | 8448 KB |
1_34.txt | AC | 8 ms | 3584 KB |
1_35.txt | AC | 37 ms | 3968 KB |
1_36.txt | AC | 9 ms | 3840 KB |
1_37.txt | AC | 19 ms | 3072 KB |
1_38.txt | AC | 36 ms | 8320 KB |
1_39.txt | AC | 14 ms | 5632 KB |
1_40.txt | AC | 37 ms | 7808 KB |
1_41.txt | AC | 19 ms | 7808 KB |
1_42.txt | AC | 36 ms | 4992 KB |
1_43.txt | AC | 30 ms | 7552 KB |
1_44.txt | AC | 39 ms | 6912 KB |
1_45.txt | AC | 12 ms | 3584 KB |
1_46.txt | AC | 44 ms | 8320 KB |
1_47.txt | AC | 16 ms | 4352 KB |
1_48.txt | AC | 14 ms | 3072 KB |
1_49.txt | AC | 7 ms | 3200 KB |
1_50.txt | AC | 26 ms | 5248 KB |
1_51.txt | AC | 43 ms | 6784 KB |
1_52.txt | AC | 7 ms | 5376 KB |
1_53.txt | AC | 10 ms | 5376 KB |
1_54.txt | AC | 16 ms | 4608 KB |
1_55.txt | AC | 19 ms | 3328 KB |
1_56.txt | AC | 32 ms | 6400 KB |
1_57.txt | AC | 44 ms | 6656 KB |
1_58.txt | AC | 42 ms | 7296 KB |
1_59.txt | AC | 5 ms | 4096 KB |
1_60.txt | AC | 1 ms | 256 KB |
1_61.txt | AC | 1 ms | 256 KB |
1_62.txt | AC | 1 ms | 256 KB |
1_63.txt | AC | 1 ms | 256 KB |