Submission #1164284
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef pair<int,int> P; typedef pair<P,int> PP; map<int,int> m[100005],l[100005]; int R,C,N,n; PP G[100005]; int c[100005],r[100005],A[100005],X[100005],Y[100005]; const int INF=1000000005; void dfs(int a,int b){ if(!l[a][b]) return; if(r[a]!=INF&&c[b]!=INF) return; if(r[a]==INF&&c[b]!=INF){ r[a]=m[a][b]-c[b]; } if(r[a]!=INF&&c[b]==INF){ c[b]=m[a][b]-r[a]; } if(a-1>=1) dfs(a-1,b); if(a+1<=R) dfs(a+1,b); if(b-1>=1) dfs(a,b-1); if(b+1<=C) dfs(a,b+1); 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; Y[i]=G[i].first.second; A[i]=G[i].second; } for(int i=0; i<N; i++){ m[X[i]][Y[i]]=A[i]; l[X[i]][Y[i]]=1; } for(int i=0; i<100005; i++){ c[i]=INF; r[i]=INF; } c[Y[0]]=0; for(int i=0; i<N; i++){ if(Y[i]==Y[0]){ r[X[i]]=A[i]; } } for(int i=0; i<N; i++){ if(r[X[i]]==INF&&c[Y[i]]==INF) continue; if(r[X[i]]==INF||c[Y[i]]==INF) dfs(X[i],Y[i]); } for(int i=0; i<N; i++){ if(r[X[i]]!=INF&&c[Y[i]]!=INF){ if(r[X[i]]+c[Y[i]]!=A[i]){ cout<<"No"<<endl; return 0; } } } int x=INF,y=INF; int p,q; for(int i=1; i<=R; i++){ if(r[i]<x){ x=r[i]; p=i; } } for(int i=1; i<=C; i++){ if(c[i]<y){ y=c[i]; q=i; } } if(r[p]+c[q]<0){ cout<<"No"<<endl; return 0; } cout<<"Yes"<<endl; //cout<<r[2]<<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 | 1733 Byte |
Status | WA |
Exec Time | 66 ms |
Memory | 27264 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:46:96: 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 |
---|---|
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 | 5 ms | 11520 KB |
0_01.txt | AC | 6 ms | 11520 KB |
0_02.txt | AC | 5 ms | 11520 KB |
0_03.txt | AC | 5 ms | 11520 KB |
0_04.txt | AC | 5 ms | 11520 KB |
1_00.txt | AC | 6 ms | 11520 KB |
1_01.txt | AC | 6 ms | 11520 KB |
1_02.txt | AC | 6 ms | 11520 KB |
1_03.txt | AC | 5 ms | 11520 KB |
1_04.txt | AC | 5 ms | 11520 KB |
1_05.txt | AC | 5 ms | 11520 KB |
1_06.txt | AC | 49 ms | 22144 KB |
1_07.txt | AC | 54 ms | 22144 KB |
1_08.txt | AC | 51 ms | 22144 KB |
1_09.txt | WA | 51 ms | 22144 KB |
1_10.txt | AC | 55 ms | 22144 KB |
1_11.txt | WA | 55 ms | 22144 KB |
1_12.txt | AC | 55 ms | 22144 KB |
1_13.txt | WA | 56 ms | 22144 KB |
1_14.txt | AC | 56 ms | 22144 KB |
1_15.txt | WA | 56 ms | 22144 KB |
1_16.txt | AC | 51 ms | 22144 KB |
1_17.txt | AC | 53 ms | 22144 KB |
1_18.txt | WA | 53 ms | 22144 KB |
1_19.txt | AC | 53 ms | 22144 KB |
1_20.txt | WA | 38 ms | 18304 KB |
1_21.txt | AC | 19 ms | 14464 KB |
1_22.txt | AC | 7 ms | 11904 KB |
1_23.txt | AC | 36 ms | 18048 KB |
1_24.txt | WA | 45 ms | 19840 KB |
1_25.txt | WA | 37 ms | 18048 KB |
1_26.txt | AC | 9 ms | 12160 KB |
1_27.txt | AC | 11 ms | 12672 KB |
1_28.txt | WA | 55 ms | 22016 KB |
1_29.txt | AC | 21 ms | 14976 KB |
1_30.txt | WA | 52 ms | 21376 KB |
1_31.txt | AC | 24 ms | 15488 KB |
1_32.txt | AC | 53 ms | 22144 KB |
1_33.txt | WA | 52 ms | 21376 KB |
1_34.txt | AC | 12 ms | 12800 KB |
1_35.txt | AC | 66 ms | 27264 KB |
1_36.txt | AC | 12 ms | 13056 KB |
1_37.txt | WA | 25 ms | 15744 KB |
1_38.txt | AC | 41 ms | 18944 KB |
1_39.txt | AC | 16 ms | 13824 KB |
1_40.txt | AC | 40 ms | 18816 KB |
1_41.txt | AC | 22 ms | 14976 KB |
1_42.txt | WA | 48 ms | 20608 KB |
1_43.txt | WA | 37 ms | 18176 KB |
1_44.txt | WA | 47 ms | 20480 KB |
1_45.txt | WA | 20 ms | 14592 KB |
1_46.txt | WA | 51 ms | 21120 KB |
1_47.txt | AC | 22 ms | 14976 KB |
1_48.txt | WA | 20 ms | 14592 KB |
1_49.txt | AC | 11 ms | 12544 KB |
1_50.txt | WA | 33 ms | 17152 KB |
1_51.txt | WA | 51 ms | 21248 KB |
1_52.txt | AC | 8 ms | 12160 KB |
1_53.txt | AC | 12 ms | 13056 KB |
1_54.txt | AC | 21 ms | 14592 KB |
1_55.txt | AC | 30 ms | 17792 KB |
1_56.txt | WA | 39 ms | 18432 KB |
1_57.txt | WA | 54 ms | 21888 KB |
1_58.txt | WA | 46 ms | 20096 KB |
1_59.txt | AC | 8 ms | 12032 KB |
1_60.txt | AC | 5 ms | 11520 KB |
1_61.txt | AC | 5 ms | 11520 KB |
1_62.txt | AC | 5 ms | 11520 KB |
1_63.txt | AC | 5 ms | 11520 KB |