oj.uz

Submission #580915

# Submission time Handle Problem Language Result Execution time Memory
580915 2022-06-22T06:04:32 Z Koosha_mv Toy Train (IOI17_train) C++14
0 / 100
 356 ms 1108 KB 
#include <bits/stdc++.h>
using namespace std;
#define dbgv(v) cout<<#v<<" = "; f(i,0,v.size()) cout<<v[i]<<" "; cout<<endl
#define dbga(a,x,y) cout<<#a<<" = "; f(i,x,y) cout<<a[i]<<" "; cout<<endl
#define erorp(x) cout<<#x<<"={"<<x.F<<" , "<<x.S<<"}"<<endl
#define eror(x) cout<<#x<<'='<<(x)<<endl
#define f_(i,a,b) for(int i=a;i>=b;i--)
#define f(i,a,b) for(int i=a;i<b;i++)
#define nb(x) __builtin_popcount(x)
#define all(v) v.begin(),v.end()
#define bit(n,k) (((n)>>(k))&1)
#define Add(x,y) x=(x+y)%mod
#define maxm(a,b) a=max(a,b)
#define minm(a,b) a=min(a,b)
#define lst(x) x[x.size()-1]
#define sz(x) int(x.size())
#define mp make_pair
#define ll long long
#define pb push_back
#define S second
#define F first
//#include "train.h"

const int N=5050;

int n,A[N],B[N],dp[N],pd[N];
vector<int> g[N];

void solve(){
	f(i,0,n) dp[i]=B[i]^1;
	f(t,0,n){
		f(u,0,n){
			int And=1,Or=0;
			for(auto v : g[u]){
				Or|=dp[v];
				And&=dp[v];
			}
			pd[u]=(dp[u] && ((A[u]==0 && Or) || (A[u]==1 && And)));
		}
		f(u,0,n) dp[u]=pd[u];
	}
	//dbga(dp,0,n);
}
vector<int> who_wins(vector<int> a,vector<int> r,vector<int> u,vector<int> v){
	f(i,0,u.size()) g[u[i]].pb(v[i]);
	n=a.size();
	f(i,0,n) A[i]=a[i],B[i]=r[i];
	solve();
	//f(i,0,n) A[i]^=1,B[i]=dp[i];
	//solve();
	vector<int> ans(n);
	f(i,0,n) ans[i]=dp[i]^1;
	return ans;
}

/*
int32_t main(){
	ios:: sync_with_stdio(0), cin.tie(0), cout.tie(0);
	who_wins({0,1},{1,0},{0,0,1,1},{0,1,0,1});
}*/

Compilation message

train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:8:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 | #define f(i,a,b) for(int i=a;i<b;i++)
......
   45 |  f(i,0,u.size()) g[u[i]].pb(v[i]);
      |    ~~~~~~~~~~~~                
train.cpp:45:2: note: in expansion of macro 'f'
   45 |  f(i,0,u.size()) g[u[i]].pb(v[i]);
      |  ^

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 126 ms 828 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 340 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 186 ms 1108 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 234 ms 960 KB 3rd lines differ - on the 696th token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 343 ms 1084 KB Output is correct
2 Correct 269 ms 1084 KB Output is correct
3 Correct 356 ms 1088 KB Output is correct
4 Correct 252 ms 1020 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Incorrect 181 ms 816 KB 3rd lines differ - on the 3730th token, expected: '0', found: '1'
7 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 126 ms 828 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -