Submission #3235701
Source Code Expand
#include<bits/stdc++.h> #define int ll using namespace std; #pragma comment(linker, "/stack:200000000") #pragma GCC optimize("Ofast") #pragma target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") typedef long long ll; typedef pair<int,int> pii; #define Rep(i,a,b) for(register int i=(a);i<=int(b);++i) #define Dep(i,a,b) for(register int i=(a);i>=int(b);--i) #define rep(i,a,b) for(register int i=(a);i<int(b);++i) #define mem(x,v) memset(x,v,sizeof(x)) /*inline char gc(){ static char buf[100000],*p1=buf,*p2=buf; return p1==p2&&(p2=(p1=buf)+fread(buf,1,100000,stdin),p1==p2)?EOF:*p1++; }*/ #define gc getchar #define pc putchar #define fi first #define se second #define debug(x) cout << #x" = " << x << endl; #define pp(x,y) cout << "pp: " << x << " " << y << endl; #define rank __RANK inline ll read(){ register ll x=0,f=1;register char c=gc(); for(;!isdigit(c);c=gc())if(c=='-')f=-1; for(;isdigit(c);c=gc())x=(x<<1)+(x<<3)+(c^48); return x*f; } #define rd read void write(ll x){if(x<0)x=-x,pc('-');if(x>=10)write(x/10);putchar(x%10+'0');} void writeln(ll x){write(x);puts("");} int n,m,x[100001],y[100001],ans; bool check[401][401],c[401]; signed main(){ n=rd(),m=rd(); Rep(i,1,m)x[i]=rd(),y[i]=rd(); Rep(i,1,n){ check[i][i]=true; Dep(j,m,1){ bool b1=check[i][x[j]],b2=check[i][y[j]]; if(b1&&b2){c[i]=true;break;}else if(b1)check[i][y[j]]=true;else if(b2)check[i][x[j]]=true; } } rep(i,1,n)if(!c[i])Rep(j,i+1,n)if(!c[j]){ bool flag=true; for(int k=1;k<=n;++k)if(check[i][k]&&check[j][k]){flag=false;break;} ans+=flag; } writeln(ans); }
Submission Info
Submission Time | |
---|---|
Task | E - Poor Turkeys |
User | wzporz |
Language | C++14 (GCC 5.4.1) |
Score | 1400 |
Code Size | 1643 Byte |
Status | AC |
Exec Time | 31 ms |
Memory | 1920 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1400 / 1400 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.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, 1_64.txt, 1_65.txt, 1_66.txt, 1_67.txt, 1_68.txt, 1_69.txt, 1_70.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 | AC | 1 ms | 256 KB |
0_03.txt | AC | 1 ms | 256 KB |
1_00.txt | AC | 27 ms | 384 KB |
1_01.txt | AC | 27 ms | 384 KB |
1_02.txt | AC | 23 ms | 384 KB |
1_03.txt | AC | 2 ms | 384 KB |
1_04.txt | AC | 2 ms | 512 KB |
1_05.txt | AC | 2 ms | 512 KB |
1_06.txt | AC | 2 ms | 512 KB |
1_07.txt | AC | 2 ms | 512 KB |
1_08.txt | AC | 3 ms | 640 KB |
1_09.txt | AC | 3 ms | 640 KB |
1_10.txt | AC | 3 ms | 768 KB |
1_11.txt | AC | 3 ms | 640 KB |
1_12.txt | AC | 6 ms | 1280 KB |
1_13.txt | AC | 8 ms | 1664 KB |
1_14.txt | AC | 7 ms | 1536 KB |
1_15.txt | AC | 7 ms | 1536 KB |
1_16.txt | AC | 28 ms | 384 KB |
1_17.txt | AC | 27 ms | 384 KB |
1_18.txt | AC | 25 ms | 384 KB |
1_19.txt | AC | 2 ms | 384 KB |
1_20.txt | AC | 2 ms | 512 KB |
1_21.txt | AC | 2 ms | 512 KB |
1_22.txt | AC | 2 ms | 512 KB |
1_23.txt | AC | 2 ms | 512 KB |
1_24.txt | AC | 3 ms | 640 KB |
1_25.txt | AC | 3 ms | 640 KB |
1_26.txt | AC | 3 ms | 640 KB |
1_27.txt | AC | 3 ms | 640 KB |
1_28.txt | AC | 6 ms | 1408 KB |
1_29.txt | AC | 7 ms | 1536 KB |
1_30.txt | AC | 6 ms | 1280 KB |
1_31.txt | AC | 5 ms | 1152 KB |
1_32.txt | AC | 29 ms | 384 KB |
1_33.txt | AC | 29 ms | 384 KB |
1_34.txt | AC | 22 ms | 384 KB |
1_35.txt | AC | 2 ms | 384 KB |
1_36.txt | AC | 2 ms | 384 KB |
1_37.txt | AC | 2 ms | 512 KB |
1_38.txt | AC | 2 ms | 512 KB |
1_39.txt | AC | 2 ms | 512 KB |
1_40.txt | AC | 3 ms | 640 KB |
1_41.txt | AC | 3 ms | 640 KB |
1_42.txt | AC | 3 ms | 640 KB |
1_43.txt | AC | 3 ms | 640 KB |
1_44.txt | AC | 10 ms | 1920 KB |
1_45.txt | AC | 10 ms | 1792 KB |
1_46.txt | AC | 9 ms | 1664 KB |
1_47.txt | AC | 9 ms | 1664 KB |
1_48.txt | AC | 27 ms | 384 KB |
1_49.txt | AC | 26 ms | 384 KB |
1_50.txt | AC | 28 ms | 384 KB |
1_51.txt | AC | 2 ms | 384 KB |
1_52.txt | AC | 10 ms | 384 KB |
1_53.txt | AC | 9 ms | 384 KB |
1_54.txt | AC | 9 ms | 384 KB |
1_55.txt | AC | 2 ms | 384 KB |
1_56.txt | AC | 10 ms | 512 KB |
1_57.txt | AC | 10 ms | 512 KB |
1_58.txt | AC | 10 ms | 512 KB |
1_59.txt | AC | 4 ms | 512 KB |
1_60.txt | AC | 31 ms | 1664 KB |
1_61.txt | AC | 30 ms | 1536 KB |
1_62.txt | AC | 29 ms | 1536 KB |
1_63.txt | AC | 21 ms | 1408 KB |
1_64.txt | AC | 25 ms | 384 KB |
1_65.txt | AC | 25 ms | 384 KB |
1_66.txt | AC | 26 ms | 384 KB |
1_67.txt | AC | 3 ms | 384 KB |
1_68.txt | AC | 2 ms | 512 KB |
1_69.txt | AC | 9 ms | 1920 KB |
1_70.txt | AC | 1 ms | 256 KB |