Submission #1113171
Source Code Expand
#include<bits/stdc++.h> #define FOR(i, a, b) for(int(i)=(a);(i)<(b);(i)++) #define REP(i, n) FOR((i), 0, (n)) #define RFOR(i, b, a) for(int(i)=(b); (i)>=(a); (i)--) #define RREP(i, n) FOR((i), (n), 0) #define pb push_back #define mp make_pair using namespace std; const int INF=INT_MAX/4; const int MOD=1000000007; const double EPS=1e-14; const bool debug_flag=true; void debug(string str){ if(debug_flag){ cout<<str<<endl; } } void debugs(string str){ if(debug_flag){ cout<<str; } } class Edge{ public: int to, cost; }; vector<vector<Edge> > edge; vector<bool> used; vector<int> value; void dfs(int n, int v){ used[n]=true; value[n]=v; REP(i, edge[n].size()){ if(!used[edge[n][i].to]){ dfs(edge[n][i].to, edge[n][i].cost-v); } } } int main(int argc, char* argv[]){ cin.tie(0); ios::sync_with_stdio(0); cout.precision(10); int R, W, N; cin>>R>>W; cin>>N; edge.resize(R+W); used.resize(R+W); value.resize(R+W); int r, w, a; Edge ee; REP(i, N){ cin>>r>>w>>a; r--; w--; ee.to=R+w; ee.cost=a; edge[r].pb(ee); ee.to=r; edge[R+w].pb(ee); } REP(i, R+W){ if(!used[i]){ dfs(i, 0); } } REP(i, R){ REP(j, edge[i].size()){ if(value[i]+value[edge[i][j].to]!=edge[i][j].cost){ cout<<"No"<<endl; return 0; } } } int m1=INF, m2=INF; REP(i, R){ if(value[i]<m1){ m1=value[i]; } } FOR(i, R, R+W){ if(value[i]<m2){ m2=value[i]; } } if(m1+m2<0){ cout<<"NO"<<endl; }else{ cout<<"Yes"<<endl; } return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Grid and Integers |
User | tata |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1623 Byte |
Status | WA |
Exec Time | 80 ms |
Memory | 13568 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 | 1 ms | 256 KB |
0_01.txt | AC | 1 ms | 256 KB |
0_02.txt | WA | 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 | 5760 KB |
1_01.txt | AC | 5 ms | 5760 KB |
1_02.txt | AC | 4 ms | 5760 KB |
1_03.txt | WA | 5 ms | 5760 KB |
1_04.txt | AC | 5 ms | 5760 KB |
1_05.txt | AC | 4 ms | 5760 KB |
1_06.txt | AC | 61 ms | 12032 KB |
1_07.txt | AC | 68 ms | 12032 KB |
1_08.txt | AC | 55 ms | 9984 KB |
1_09.txt | WA | 50 ms | 9984 KB |
1_10.txt | AC | 51 ms | 8832 KB |
1_11.txt | AC | 51 ms | 8832 KB |
1_12.txt | AC | 58 ms | 13568 KB |
1_13.txt | AC | 57 ms | 13568 KB |
1_14.txt | AC | 54 ms | 13568 KB |
1_15.txt | WA | 80 ms | 13568 KB |
1_16.txt | AC | 67 ms | 11904 KB |
1_17.txt | WA | 73 ms | 13312 KB |
1_18.txt | WA | 56 ms | 12800 KB |
1_19.txt | WA | 53 ms | 12928 KB |
1_20.txt | WA | 32 ms | 4736 KB |
1_21.txt | WA | 17 ms | 4224 KB |
1_22.txt | WA | 4 ms | 2304 KB |
1_23.txt | WA | 33 ms | 7296 KB |
1_24.txt | WA | 39 ms | 5760 KB |
1_25.txt | WA | 32 ms | 5120 KB |
1_26.txt | WA | 4 ms | 1152 KB |
1_27.txt | WA | 8 ms | 3840 KB |
1_28.txt | WA | 50 ms | 8064 KB |
1_29.txt | WA | 19 ms | 4736 KB |
1_30.txt | WA | 56 ms | 8064 KB |
1_31.txt | WA | 21 ms | 6784 KB |
1_32.txt | WA | 37 ms | 4608 KB |
1_33.txt | WA | 51 ms | 8064 KB |
1_34.txt | WA | 9 ms | 3328 KB |
1_35.txt | AC | 38 ms | 3712 KB |
1_36.txt | WA | 10 ms | 3456 KB |
1_37.txt | WA | 20 ms | 3072 KB |
1_38.txt | WA | 38 ms | 7552 KB |
1_39.txt | WA | 13 ms | 4992 KB |
1_40.txt | WA | 37 ms | 7168 KB |
1_41.txt | WA | 23 ms | 7040 KB |
1_42.txt | AC | 40 ms | 5504 KB |
1_43.txt | WA | 36 ms | 6912 KB |
1_44.txt | WA | 43 ms | 6656 KB |
1_45.txt | AC | 13 ms | 3328 KB |
1_46.txt | WA | 46 ms | 7808 KB |
1_47.txt | WA | 16 ms | 3968 KB |
1_48.txt | WA | 16 ms | 2816 KB |
1_49.txt | WA | 7 ms | 2816 KB |
1_50.txt | WA | 28 ms | 4992 KB |
1_51.txt | AC | 46 ms | 6784 KB |
1_52.txt | WA | 7 ms | 4736 KB |
1_53.txt | WA | 11 ms | 4736 KB |
1_54.txt | WA | 18 ms | 4096 KB |
1_55.txt | AC | 20 ms | 3072 KB |
1_56.txt | AC | 39 ms | 6016 KB |
1_57.txt | AC | 53 ms | 7168 KB |
1_58.txt | WA | 43 ms | 7040 KB |
1_59.txt | WA | 6 ms | 3584 KB |
1_60.txt | WA | 1 ms | 256 KB |
1_61.txt | WA | 1 ms | 256 KB |
1_62.txt | AC | 1 ms | 256 KB |
1_63.txt | AC | 1 ms | 256 KB |