Submission #1626173
Source Code Expand
#include<cstdio> using namespace std; int beg[200100],nex[501000],tto[500100],e; int cnt1[200100],cnt2[200100]; void putin(int s,int t){ tto[++e]=t; nex[e]=beg[s]; beg[s]=e; } bool vis[200100]; void dfs(int u){ if(vis[u]) return; vis[u]=1; for(int i=beg[u];i;i=nex[i]) dfs(tto[i]); } int main(){ // freopen("E.in","r",stdin); int n,h; scanf("%d%d",&n,&h); int A,B,C,D; for(int i=1;i<=n;i++){ scanf("%d%d%d%d",&A,&B,&C,&D); if(C>0){ putin(n+C,i); putin(i,n+C); cnt1[n+C]++; } else{ putin(n+h+A,i); putin(i,n+h+A); cnt2[n+A+h]++; } if(D>0){ putin(n+D+h,i); putin(i,n+D+h); cnt1[n+D+h]++; } else{ putin(n+B,i); putin(i,n+B); cnt2[n+B]++; } } for(int i=1;i<=h+h;i++){ if(cnt1[n+i]>cnt2[n+i]){ printf("NO\n"); return 0; } } for(int i=1;i<=h+h;i++) if(cnt2[n+i]>cnt1[n+i]) dfs(n+i); for(int i=1;i<=n;i++){ if(!vis[i]){ printf("NO\n"); return 0; } } printf("YES\n"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Jigsaw |
User | xzkflowey |
Language | C++14 (GCC 5.4.1) |
Score | 1200 |
Code Size | 1033 Byte |
Status | AC |
Exec Time | 34 ms |
Memory | 4736 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:20:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&h); ^ ./Main.cpp:23:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d",&A,&B,&C,&D); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1200 / 1200 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, a1.txt, a2.txt, a3.txt, b1.txt, b10.txt, b101.txt, b102.txt, b103.txt, b104.txt, b105.txt, b106.txt, b107.txt, b108.txt, b109.txt, b11.txt, b110.txt, b111.txt, b112.txt, b113.txt, b114.txt, b115.txt, b116.txt, b117.txt, b118.txt, b119.txt, b12.txt, b13.txt, b14.txt, b15.txt, b2.txt, b200.txt, b201.txt, b202.txt, b203.txt, b204.txt, b205.txt, b206.txt, b207.txt, b208.txt, b209.txt, b210.txt, b211.txt, b212.txt, b213.txt, b214.txt, b215.txt, b216.txt, b217.txt, b218.txt, b219.txt, b3.txt, b300.txt, b301.txt, b302.txt, b303.txt, b304.txt, b305.txt, b306.txt, b307.txt, b308.txt, b309.txt, b310.txt, b311.txt, b4.txt, b5.txt, b6.txt, b7.txt, b8.txt, b9.txt, c1.txt, c2.txt, c3.txt, c4.txt, c5.txt, d1.txt, d2.txt, d3.txt, d4.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
a1.txt | AC | 1 ms | 4224 KB |
a2.txt | AC | 4 ms | 4480 KB |
a3.txt | AC | 27 ms | 4608 KB |
b1.txt | AC | 1 ms | 4224 KB |
b10.txt | AC | 7 ms | 4608 KB |
b101.txt | AC | 32 ms | 4608 KB |
b102.txt | AC | 30 ms | 4608 KB |
b103.txt | AC | 32 ms | 4608 KB |
b104.txt | AC | 32 ms | 4608 KB |
b105.txt | AC | 31 ms | 4608 KB |
b106.txt | AC | 14 ms | 4608 KB |
b107.txt | AC | 29 ms | 4608 KB |
b108.txt | AC | 32 ms | 4608 KB |
b109.txt | AC | 28 ms | 4608 KB |
b11.txt | AC | 21 ms | 4608 KB |
b110.txt | AC | 32 ms | 4608 KB |
b111.txt | AC | 31 ms | 4608 KB |
b112.txt | AC | 32 ms | 4608 KB |
b113.txt | AC | 32 ms | 4608 KB |
b114.txt | AC | 31 ms | 4608 KB |
b115.txt | AC | 14 ms | 4608 KB |
b116.txt | AC | 29 ms | 4608 KB |
b117.txt | AC | 32 ms | 4608 KB |
b118.txt | AC | 24 ms | 4608 KB |
b119.txt | AC | 28 ms | 4608 KB |
b12.txt | AC | 20 ms | 4608 KB |
b13.txt | AC | 32 ms | 4608 KB |
b14.txt | AC | 34 ms | 4608 KB |
b15.txt | AC | 32 ms | 4608 KB |
b2.txt | AC | 4 ms | 4480 KB |
b200.txt | AC | 27 ms | 4608 KB |
b201.txt | AC | 27 ms | 4608 KB |
b202.txt | AC | 27 ms | 4608 KB |
b203.txt | AC | 27 ms | 4608 KB |
b204.txt | AC | 31 ms | 4608 KB |
b205.txt | AC | 31 ms | 4608 KB |
b206.txt | AC | 27 ms | 4608 KB |
b207.txt | AC | 27 ms | 4608 KB |
b208.txt | AC | 31 ms | 4608 KB |
b209.txt | AC | 26 ms | 4608 KB |
b210.txt | AC | 27 ms | 4608 KB |
b211.txt | AC | 31 ms | 4608 KB |
b212.txt | AC | 27 ms | 4608 KB |
b213.txt | AC | 31 ms | 4608 KB |
b214.txt | AC | 32 ms | 4608 KB |
b215.txt | AC | 27 ms | 4608 KB |
b216.txt | AC | 31 ms | 4608 KB |
b217.txt | AC | 31 ms | 4608 KB |
b218.txt | AC | 28 ms | 4608 KB |
b219.txt | AC | 31 ms | 4736 KB |
b3.txt | AC | 27 ms | 4608 KB |
b300.txt | AC | 31 ms | 4608 KB |
b301.txt | AC | 26 ms | 4608 KB |
b302.txt | AC | 20 ms | 4608 KB |
b303.txt | AC | 20 ms | 4608 KB |
b304.txt | AC | 30 ms | 4608 KB |
b305.txt | AC | 26 ms | 4608 KB |
b306.txt | AC | 20 ms | 4608 KB |
b307.txt | AC | 20 ms | 4608 KB |
b308.txt | AC | 28 ms | 4608 KB |
b309.txt | AC | 31 ms | 4608 KB |
b310.txt | AC | 26 ms | 4608 KB |
b311.txt | AC | 26 ms | 4608 KB |
b4.txt | AC | 32 ms | 4608 KB |
b5.txt | AC | 4 ms | 4480 KB |
b6.txt | AC | 4 ms | 4480 KB |
b7.txt | AC | 4 ms | 4480 KB |
b8.txt | AC | 4 ms | 4480 KB |
b9.txt | AC | 4 ms | 4480 KB |
c1.txt | AC | 24 ms | 4608 KB |
c2.txt | AC | 24 ms | 4608 KB |
c3.txt | AC | 21 ms | 4608 KB |
c4.txt | AC | 24 ms | 4608 KB |
c5.txt | AC | 14 ms | 4608 KB |
d1.txt | AC | 31 ms | 4608 KB |
d2.txt | AC | 31 ms | 4608 KB |
d3.txt | AC | 32 ms | 4608 KB |
d4.txt | AC | 25 ms | 4608 KB |
sample1.txt | AC | 1 ms | 4224 KB |
sample2.txt | AC | 1 ms | 4224 KB |
sample3.txt | AC | 1 ms | 4224 KB |