Submission #894460
Source Code Expand
#include <iostream> #include <vector> #include <algorithm> #include <map> using namespace std; vector<vector<pair<int,int>>> rows; vector<vector<pair<int,int>>> cols; map<pair<int,int>, int> rdiff; map<pair<int,int>, int> cdiff; int main() { int R,C; int N; cin >> R >> C >> N; rows = vector<vector<pair<int,int> >>(R); cols = vector<vector<pair<int,int> >>(C); for(int i = 0; i < N; i++) { int r, c, a; cin >> r >> c >> a; r--;c--; rows[r].emplace_back(c, a); cols[c].emplace_back(r, a); } // check rows bool ok = true; for(int sw = 0; sw < 2; sw++) { vector<int> minc(cols.size()), maxc(cols.size()); rdiff.clear(); for(int i = 0; i < cols.size(); i++) { if(cols[i].size() > 0) { maxc[i] = minc[i] = cols[i][0].second; for(size_t j = 1; j < cols[i].size(); j++) { maxc[i] = max(maxc[i], cols[i][j].second); minc[i] = min(minc[i], cols[i][j].second); } } } for(int i = 0; i < rows.size(); i++) { sort(rows[i].begin(), rows[i].end()); for(int j = 0; j < (int)rows[i].size() - 1; j++) { int diff = rows[i][j+1].second - rows[i][j].second; auto p = make_pair(rows[i][j].first, rows[i][j+1].first); if(rdiff.count(p)) { if(rdiff[p] != diff) ok = false; }else { rdiff[p] = diff; } if(diff < -minc[rows[i][j].first]) ok = false; if(-diff < -minc[rows[i][j + 1].first]) ok = false; } } swap(rows, cols); } if(ok) cout << "Yes" << endl; else cout << "No" << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Grid and Integers |
User | staka |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1653 Byte |
Status | WA |
Exec Time | 178 ms |
Memory | 12016 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 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 | 3 ms | 256 KB |
0_01.txt | AC | 3 ms | 256 KB |
0_02.txt | AC | 3 ms | 256 KB |
0_03.txt | AC | 3 ms | 256 KB |
0_04.txt | AC | 3 ms | 256 KB |
1_00.txt | AC | 11 ms | 5760 KB |
1_01.txt | AC | 11 ms | 5760 KB |
1_02.txt | AC | 11 ms | 5760 KB |
1_03.txt | AC | 11 ms | 5760 KB |
1_04.txt | AC | 11 ms | 5760 KB |
1_05.txt | AC | 11 ms | 5760 KB |
1_06.txt | AC | 107 ms | 12016 KB |
1_07.txt | AC | 131 ms | 11904 KB |
1_08.txt | AC | 132 ms | 12016 KB |
1_09.txt | AC | 132 ms | 11904 KB |
1_10.txt | AC | 161 ms | 10368 KB |
1_11.txt | AC | 163 ms | 10368 KB |
1_12.txt | AC | 172 ms | 12016 KB |
1_13.txt | WA | 177 ms | 12016 KB |
1_14.txt | AC | 174 ms | 11904 KB |
1_15.txt | WA | 178 ms | 12016 KB |
1_16.txt | AC | 157 ms | 11904 KB |
1_17.txt | AC | 169 ms | 11904 KB |
1_18.txt | AC | 171 ms | 12016 KB |
1_19.txt | AC | 171 ms | 11904 KB |
1_20.txt | WA | 114 ms | 6912 KB |
1_21.txt | AC | 44 ms | 4608 KB |
1_22.txt | AC | 10 ms | 2560 KB |
1_23.txt | AC | 98 ms | 8576 KB |
1_24.txt | WA | 140 ms | 8192 KB |
1_25.txt | WA | 101 ms | 6528 KB |
1_26.txt | AC | 11 ms | 1152 KB |
1_27.txt | AC | 20 ms | 4224 KB |
1_28.txt | WA | 177 ms | 11080 KB |
1_29.txt | AC | 50 ms | 5232 KB |
1_30.txt | WA | 154 ms | 11008 KB |
1_31.txt | AC | 57 ms | 7296 KB |
1_32.txt | WA | 159 ms | 7936 KB |
1_33.txt | WA | 157 ms | 11008 KB |
1_34.txt | AC | 20 ms | 3456 KB |
1_35.txt | AC | 151 ms | 9728 KB |
1_36.txt | AC | 24 ms | 3968 KB |
1_37.txt | WA | 67 ms | 4224 KB |
1_38.txt | AC | 112 ms | 9344 KB |
1_39.txt | AC | 34 ms | 5128 KB |
1_40.txt | AC | 112 ms | 9344 KB |
1_41.txt | AC | 53 ms | 7376 KB |
1_42.txt | AC | 159 ms | 8704 KB |
1_43.txt | AC | 101 ms | 8528 KB |
1_44.txt | WA | 148 ms | 11264 KB |
1_45.txt | WA | 45 ms | 4992 KB |
1_46.txt | WA | 150 ms | 10240 KB |
1_47.txt | AC | 58 ms | 6016 KB |
1_48.txt | WA | 45 ms | 3584 KB |
1_49.txt | AC | 17 ms | 2888 KB |
1_50.txt | WA | 87 ms | 6784 KB |
1_51.txt | WA | 160 ms | 9320 KB |
1_52.txt | AC | 16 ms | 4736 KB |
1_53.txt | AC | 25 ms | 4992 KB |
1_54.txt | AC | 45 ms | 5120 KB |
1_55.txt | AC | 71 ms | 5760 KB |
1_56.txt | WA | 108 ms | 8576 KB |
1_57.txt | WA | 176 ms | 9984 KB |
1_58.txt | WA | 132 ms | 9568 KB |
1_59.txt | AC | 12 ms | 3584 KB |
1_60.txt | AC | 3 ms | 256 KB |
1_61.txt | AC | 3 ms | 256 KB |
1_62.txt | AC | 3 ms | 256 KB |
1_63.txt | AC | 3 ms | 256 KB |