Submission #1175789
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef pair<int,int> P; typedef pair<P,int> PP; int R,C,N,x,y; PP G[100005]; int c[100005],r[100005],A[100005],X[100005],Y[100005]; vector<P> ex[100005],ey[100005]; bool xx[100005],z; const int INF=1000000005; void dfs(int a,bool b){ if(!b){ while(ex[a].size()){ if(c[ex[a][0].first]!=INF){ if(c[ex[a][0].first]!=ex[a][0].second-r[a]){ z=1; } } else{ c[ex[a][0].first]=ex[a][0].second-r[a]; if(c[ex[a][0].first]<y) y=c[ex[a][0].first]; dfs(ex[a][0].first,1); } ex[a].erase(ex[a].begin()); } }else{ while(ey[a].size()){ if(r[ey[a][0].first]!=INF){ if(r[ey[a][0].first]!=ey[a][0].second-c[a]){ z=1; } } else{ r[ey[a][0].first]=ey[a][0].second-c[a]; if(r[ey[a][0].first]<x) x=r[ey[a][0].first]; dfs(ey[a][0].first,0); } ey[a].erase(ey[a].begin()); } } return; } int main(){ cin>>R>>C>>N; for(int i=0; i<N; i++) scanf("%d %d %d", &G[i].first.first, &G[i].first.second, &G[i].second); sort(G,G+N); for(int i=0; i<N; i++){ X[i]=G[i].first.first; xx[X[i]]=1; Y[i]=G[i].first.second; A[i]=G[i].second; } for(int i=0; i<100005; i++){ c[i]=INF; r[i]=INF; } for(int i=0; i<N; i++){ ex[X[i]].push_back(P(Y[i],A[i])); ey[Y[i]].push_back(P(X[i],A[i])); } for(int i=1; i<=R; i++){ if(xx[i]&&r[i]==INF){ r[i]=0; x=0; y=INF; dfs(i,0); if(x+y<0){ cout<<"No"<<endl; return 0; } } } if(z){ cout<<"No"<<endl; return 0; } cout<<"Yes"<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Grid and Integers |
User | momotaro1303 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1698 Byte |
Status | WA |
Exec Time | 110 ms |
Memory | 14464 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:57:96: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(int i=0; i<N; i++) scanf("%d %d %d", &G[i].first.first, &G[i].first.second, &G[i].second); ^
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 800 | ||||||
Status |
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|
Set Name | Test Cases |
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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 | 4 ms | 6912 KB |
0_01.txt | AC | 4 ms | 6912 KB |
0_02.txt | AC | 4 ms | 6912 KB |
0_03.txt | AC | 4 ms | 6912 KB |
0_04.txt | AC | 4 ms | 6912 KB |
1_00.txt | AC | 4 ms | 6912 KB |
1_01.txt | AC | 4 ms | 6912 KB |
1_02.txt | AC | 4 ms | 6912 KB |
1_03.txt | AC | 4 ms | 6912 KB |
1_04.txt | AC | 4 ms | 6912 KB |
1_05.txt | AC | 4 ms | 6912 KB |
1_06.txt | AC | 49 ms | 14464 KB |
1_07.txt | AC | 55 ms | 14464 KB |
1_08.txt | AC | 53 ms | 12288 KB |
1_09.txt | AC | 52 ms | 12288 KB |
1_10.txt | AC | 55 ms | 11264 KB |
1_11.txt | AC | 56 ms | 11264 KB |
1_12.txt | AC | 62 ms | 14464 KB |
1_13.txt | AC | 61 ms | 14464 KB |
1_14.txt | AC | 61 ms | 14464 KB |
1_15.txt | AC | 61 ms | 14336 KB |
1_16.txt | AC | 57 ms | 13312 KB |
1_17.txt | WA | 59 ms | 14208 KB |
1_18.txt | WA | 56 ms | 13952 KB |
1_19.txt | WA | 58 ms | 13952 KB |
1_20.txt | AC | 36 ms | 10240 KB |
1_21.txt | AC | 18 ms | 8576 KB |
1_22.txt | AC | 6 ms | 7168 KB |
1_23.txt | AC | 38 ms | 10368 KB |
1_24.txt | AC | 44 ms | 11008 KB |
1_25.txt | AC | 35 ms | 10240 KB |
1_26.txt | AC | 7 ms | 7296 KB |
1_27.txt | AC | 9 ms | 7552 KB |
1_28.txt | AC | 55 ms | 12288 KB |
1_29.txt | AC | 20 ms | 8832 KB |
1_30.txt | AC | 54 ms | 11904 KB |
1_31.txt | AC | 24 ms | 9216 KB |
1_32.txt | AC | 45 ms | 10880 KB |
1_33.txt | AC | 52 ms | 11904 KB |
1_34.txt | AC | 9 ms | 7680 KB |
1_35.txt | AC | 110 ms | 10496 KB |
1_36.txt | AC | 11 ms | 7808 KB |
1_37.txt | AC | 24 ms | 8960 KB |
1_38.txt | AC | 43 ms | 10880 KB |
1_39.txt | AC | 14 ms | 8320 KB |
1_40.txt | AC | 40 ms | 10624 KB |
1_41.txt | AC | 21 ms | 9088 KB |
1_42.txt | AC | 46 ms | 11264 KB |
1_43.txt | AC | 34 ms | 10496 KB |
1_44.txt | AC | 44 ms | 11264 KB |
1_45.txt | AC | 16 ms | 8192 KB |
1_46.txt | AC | 52 ms | 11776 KB |
1_47.txt | AC | 19 ms | 8576 KB |
1_48.txt | AC | 18 ms | 8448 KB |
1_49.txt | AC | 8 ms | 7552 KB |
1_50.txt | AC | 30 ms | 9728 KB |
1_51.txt | AC | 52 ms | 11776 KB |
1_52.txt | AC | 7 ms | 7424 KB |
1_53.txt | AC | 10 ms | 7808 KB |
1_54.txt | AC | 19 ms | 8576 KB |
1_55.txt | AC | 23 ms | 8960 KB |
1_56.txt | AC | 38 ms | 10496 KB |
1_57.txt | AC | 54 ms | 12032 KB |
1_58.txt | AC | 46 ms | 11264 KB |
1_59.txt | AC | 6 ms | 7296 KB |
1_60.txt | AC | 4 ms | 6912 KB |
1_61.txt | AC | 4 ms | 6912 KB |
1_62.txt | AC | 4 ms | 6912 KB |
1_63.txt | AC | 4 ms | 6912 KB |