Submission #1774332
Source Code Expand
#include<bits/stdc++.h> using namespace std; #define N 1116 int n,h,e[N],f[N],g[N]; int get(int x){ return f[x]==x?x:f[x]=get(f[x]); } int read(){ int x=0,f=1;char ch=getchar(); for (;!isdigit(ch);ch=getchar()) if (ch=='-') f=-f; for (;isdigit(ch);ch=getchar()) x=x*10+ch-'0'; return x*f; } int main(){ n=read();h=read(); for (int i=0;i<=2*h;i++) f[i]=i; for (int i=1;i<=n;i++){ int a=read(),b=read(),c=read(),d=read(); int l=(c?-c:a)+h,r=(d?d:-b)+h; e[l]++;e[r]--;f[get(l)]=get(r);g[f[r]]=1; } for (int i=0;i<=h-1;i++) if (e[i]>0) {printf("NO\n");return 0;} for (int i=h+1;i<=2*h;i++) if (e[i]<0) {printf("NO\n");return 0;} for (int i=0;i<=2*h;i++) if (e[i]) g[get(i)]=0; for (int i=0;i<=2*h;i++) if (f[i]==i&&g[i]) {printf("NO\n");return 0;}; printf("YES\n");return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Jigsaw |
User | Kuugo |
Language | C++14 (GCC 5.4.1) |
Score | 1200 |
Code Size | 839 Byte |
Status | AC |
Exec Time | 14 ms |
Memory | 256 KB |
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 | 2 ms | 256 KB |
a2.txt | AC | 2 ms | 256 KB |
a3.txt | AC | 13 ms | 256 KB |
b1.txt | AC | 1 ms | 256 KB |
b10.txt | AC | 4 ms | 256 KB |
b101.txt | AC | 13 ms | 256 KB |
b102.txt | AC | 13 ms | 256 KB |
b103.txt | AC | 13 ms | 256 KB |
b104.txt | AC | 13 ms | 256 KB |
b105.txt | AC | 13 ms | 256 KB |
b106.txt | AC | 6 ms | 256 KB |
b107.txt | AC | 12 ms | 256 KB |
b108.txt | AC | 13 ms | 256 KB |
b109.txt | AC | 12 ms | 256 KB |
b11.txt | AC | 9 ms | 256 KB |
b110.txt | AC | 13 ms | 256 KB |
b111.txt | AC | 13 ms | 256 KB |
b112.txt | AC | 13 ms | 256 KB |
b113.txt | AC | 13 ms | 256 KB |
b114.txt | AC | 13 ms | 256 KB |
b115.txt | AC | 6 ms | 256 KB |
b116.txt | AC | 12 ms | 256 KB |
b117.txt | AC | 13 ms | 256 KB |
b118.txt | AC | 10 ms | 256 KB |
b119.txt | AC | 12 ms | 256 KB |
b12.txt | AC | 9 ms | 256 KB |
b13.txt | AC | 13 ms | 256 KB |
b14.txt | AC | 13 ms | 256 KB |
b15.txt | AC | 13 ms | 256 KB |
b2.txt | AC | 2 ms | 256 KB |
b200.txt | AC | 13 ms | 256 KB |
b201.txt | AC | 13 ms | 256 KB |
b202.txt | AC | 13 ms | 256 KB |
b203.txt | AC | 13 ms | 256 KB |
b204.txt | AC | 13 ms | 256 KB |
b205.txt | AC | 13 ms | 256 KB |
b206.txt | AC | 13 ms | 256 KB |
b207.txt | AC | 13 ms | 256 KB |
b208.txt | AC | 13 ms | 256 KB |
b209.txt | AC | 13 ms | 256 KB |
b210.txt | AC | 13 ms | 256 KB |
b211.txt | AC | 13 ms | 256 KB |
b212.txt | AC | 13 ms | 256 KB |
b213.txt | AC | 13 ms | 256 KB |
b214.txt | AC | 13 ms | 256 KB |
b215.txt | AC | 13 ms | 256 KB |
b216.txt | AC | 13 ms | 256 KB |
b217.txt | AC | 13 ms | 256 KB |
b218.txt | AC | 13 ms | 256 KB |
b219.txt | AC | 13 ms | 256 KB |
b3.txt | AC | 13 ms | 256 KB |
b300.txt | AC | 12 ms | 256 KB |
b301.txt | AC | 12 ms | 256 KB |
b302.txt | AC | 7 ms | 256 KB |
b303.txt | AC | 7 ms | 256 KB |
b304.txt | AC | 12 ms | 256 KB |
b305.txt | AC | 13 ms | 256 KB |
b306.txt | AC | 8 ms | 256 KB |
b307.txt | AC | 7 ms | 256 KB |
b308.txt | AC | 11 ms | 256 KB |
b309.txt | AC | 12 ms | 256 KB |
b310.txt | AC | 9 ms | 256 KB |
b311.txt | AC | 9 ms | 256 KB |
b4.txt | AC | 13 ms | 256 KB |
b5.txt | AC | 2 ms | 256 KB |
b6.txt | AC | 2 ms | 256 KB |
b7.txt | AC | 2 ms | 256 KB |
b8.txt | AC | 3 ms | 256 KB |
b9.txt | AC | 2 ms | 256 KB |
c1.txt | AC | 9 ms | 256 KB |
c2.txt | AC | 9 ms | 256 KB |
c3.txt | AC | 8 ms | 256 KB |
c4.txt | AC | 9 ms | 256 KB |
c5.txt | AC | 5 ms | 256 KB |
d1.txt | AC | 14 ms | 256 KB |
d2.txt | AC | 14 ms | 256 KB |
d3.txt | AC | 13 ms | 256 KB |
d4.txt | AC | 11 ms | 256 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |