Submission #1135351
Source Code Expand
#include <iostream> #include <algorithm> #include <vector> using namespace std; #define int long long #define INF (1LL<<60) #define _1 first #define _2 second typedef pair<int, int> P; int R, C, N; vector<P> G[100000], B[100000]; int T[100000]; bool g(int x) { for (auto &p : B[x]) { int u = p._1, v = T[x] + p._2; if (T[u] != INF && T[u] != v) return false; if (T[u] == INF) { T[u] = v; if (!g(u)) return false; } } return true; } bool f() { for (int y=0; y<R; y++) { sort(G[y].begin(), G[y].end()); P &a = G[y][0]; for (int i=1; i<G[y].size(); i++) { P &b = G[y][i]; B[a._1].push_back(P(b._1, b._2-a._2)); } } for (int x=0; x<C; x++) T[x] = INF; T[0] = 0; if (!g(0)) return false; int ma = INF, mb = INF; for (int x=0; x<C; x++) mb = min(mb, T[x]); for (int y=0; y<R; y++) { if (!G[y].empty()) ma = min(ma, G[y][0]._2 - T[G[y][0]._1]); } return ma+mb >= 0; } signed main() { cin >> R >> C >> N; for (int i=0; i<N; i++) { int r, c, a; cin >> r >> c >> a; r--, c--; G[r].push_back(P(c, a)); } if (f()) cout << "Yes\n"; else cout << "No\n"; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Grid and Integers |
User | funcsr |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1230 Byte |
Status | WA |
Exec Time | 122 ms |
Memory | 9600 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 | 4992 KB |
0_01.txt | AC | 3 ms | 4992 KB |
0_02.txt | AC | 3 ms | 4992 KB |
0_03.txt | AC | 3 ms | 4992 KB |
0_04.txt | AC | 3 ms | 4992 KB |
1_00.txt | WA | 4 ms | 5760 KB |
1_01.txt | WA | 4 ms | 5760 KB |
1_02.txt | WA | 4 ms | 5760 KB |
1_03.txt | AC | 4 ms | 5760 KB |
1_04.txt | WA | 4 ms | 5760 KB |
1_05.txt | AC | 4 ms | 5760 KB |
1_06.txt | WA | 87 ms | 8832 KB |
1_07.txt | WA | 113 ms | 8832 KB |
1_08.txt | WA | 90 ms | 9344 KB |
1_09.txt | AC | 92 ms | 9344 KB |
1_10.txt | WA | 122 ms | 9600 KB |
1_11.txt | AC | 120 ms | 9600 KB |
1_12.txt | WA | 118 ms | 9472 KB |
1_13.txt | AC | 120 ms | 9472 KB |
1_14.txt | WA | 118 ms | 9472 KB |
1_15.txt | AC | 119 ms | 9472 KB |
1_16.txt | WA | 93 ms | 9472 KB |
1_17.txt | AC | 104 ms | 9472 KB |
1_18.txt | AC | 108 ms | 9472 KB |
1_19.txt | AC | 106 ms | 9472 KB |
1_20.txt | AC | 71 ms | 7936 KB |
1_21.txt | WA | 33 ms | 6272 KB |
1_22.txt | WA | 7 ms | 5120 KB |
1_23.txt | WA | 69 ms | 7808 KB |
1_24.txt | AC | 87 ms | 8448 KB |
1_25.txt | AC | 69 ms | 7680 KB |
1_26.txt | WA | 9 ms | 5248 KB |
1_27.txt | WA | 15 ms | 6016 KB |
1_28.txt | AC | 111 ms | 8832 KB |
1_29.txt | WA | 38 ms | 6400 KB |
1_30.txt | AC | 107 ms | 9344 KB |
1_31.txt | WA | 43 ms | 6912 KB |
1_32.txt | AC | 100 ms | 8704 KB |
1_33.txt | AC | 105 ms | 9344 KB |
1_34.txt | WA | 16 ms | 5760 KB |
1_35.txt | AC | 100 ms | 8960 KB |
1_36.txt | WA | 18 ms | 5504 KB |
1_37.txt | AC | 46 ms | 6528 KB |
1_38.txt | WA | 80 ms | 8192 KB |
1_39.txt | WA | 26 ms | 6144 KB |
1_40.txt | WA | 78 ms | 7680 KB |
1_41.txt | WA | 38 ms | 6656 KB |
1_42.txt | AC | 94 ms | 8832 KB |
1_43.txt | AC | 72 ms | 7552 KB |
1_44.txt | AC | 93 ms | 7936 KB |
1_45.txt | AC | 29 ms | 6656 KB |
1_46.txt | AC | 101 ms | 8960 KB |
1_47.txt | WA | 36 ms | 7040 KB |
1_48.txt | AC | 33 ms | 6144 KB |
1_49.txt | WA | 13 ms | 5504 KB |
1_50.txt | AC | 60 ms | 7040 KB |
1_51.txt | AC | 104 ms | 8832 KB |
1_52.txt | WA | 10 ms | 5888 KB |
1_53.txt | WA | 18 ms | 6016 KB |
1_54.txt | WA | 34 ms | 6016 KB |
1_55.txt | WA | 45 ms | 6400 KB |
1_56.txt | AC | 74 ms | 7424 KB |
1_57.txt | AC | 109 ms | 9344 KB |
1_58.txt | AC | 93 ms | 8192 KB |
1_59.txt | WA | 8 ms | 5504 KB |
1_60.txt | AC | 3 ms | 4992 KB |
1_61.txt | AC | 3 ms | 4992 KB |
1_62.txt | AC | 3 ms | 4992 KB |
1_63.txt | AC | 3 ms | 4992 KB |