Submission #233387

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
233387	2020-05-20T11:03:15 Z	topovik	Izlet (COI19_izlet)	C++14	Compilation error	0 ms	0 KB

izlet

#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
#define f first
#define s second
#define pb push_back
#define INF 1000000000
#define N (long)1e5+2

using namespace std;

typedef long long ll;
typedef long double ld;

vector <vector <int> > gr;
vector <vector <int> > a1;

int ans[N];
int a[3000][3000];

int main()
{
    cin>>n;
    cin>>n;
    for (int i=0; i<n; i++)
        for (int j=0; j<n; j++) cin>>a[i][j];
    int mx=0;
    for (int i=0; i<n; i++)
        for (int j=0; j<n; j++) mx=max(mx,a[i][j]);
    ans[0]=1;
    int uniq=1;
    for (int i=1; i<n; i++)
    {
        bool g=1;
        for (int j=i-1; j>=0; j--)
            if (a[j][i-1]==a[j][i]) {g=0;ans[i]=ans[j];break;}
        if (g) uniq++,ans[i]=uniq;
    }
    for (int i=0; i<n; i++) cout<<ans[i]<<" ";
    cout<<endl;
    for (int i=0; i<n-1; i++) cout<<i+1<<" "<<i+2<<"\n";
}

Compilation message

izlet.cpp: In function 'int main()':
izlet.cpp:23:10: error: 'n' was not declared in this scope
     cin>>n;
          ^