Submission #1260684

#	Time	Username	Problem	Language	Result	Execution time	Memory
1260684		riddles	World Map (IOI25_worldmap)	C++20	Compilation error	0 ms	0 KiB

worldmap

#include "worldmap.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef map<ll, ll> mp;
typedef pair<ll, ll> pll;
typedef queue<ll> qi;
typedef vector<ll> vi;
typedef vector <vi> vvi;
typedef vector <pll> vpl;
typedef vector <string> vs;
#define YES cout<<"YES\n"
#define Yes cout<<"Yes\n"
#define NO cout<<"NO\n"
#define No cout<<"No\n"
#define f first
#define s second
#define pb push_back
#define all(x) begin(x), end(x)

int n, m;
vector<int> a, b;

vector<vector<int>> create_map(int N, int M, vector<int> A, vector<int> B) {
  n=N;
  m=M;
  a=A;
  b=B;
  //vector<vector<int>> ans((n-1), vector<int>((n-1), 1));
  if(n>=3){
    vector<vector<int>> ans((n-1), vector<int>((n-1), 1));
  for(ll i=0; i<n-1; i++){
    for(ll j=0; j<n-1; j++){
      if(i%2==0) ans[i][j]=j+1;
      else ans[i][j]=j+2;
    }
  }}
  else{
    vector<vector<int>> ans((n), vector<int>((n), 1));
    if(n==1) ans[0][0]=1;
    else{
      ans[0][0]=1;
      ans[0][1]=2;
      ans[1][0]=2;
      ans[1][1]=1;
    }
  }
  return ans;
}

Compilation message (stderr)

worldmap.cpp: In function 'std::vector<std::vector<int> > create_map(int, int, std::vector<int>, std::vector<int>)':
worldmap.cpp:48:10: error: 'ans' was not declared in this scope; did you mean 'abs'?
   48 |   return ans;
      |          ^~~
      |          abs