Submission #1311139

#	Time	Username	Problem	Language	Result	Execution time	Memory
1311139		vanguard	September (APIO24_september)	C++20	Compilation error	0 ms	0 KiB

september

// Code By : d:3:m:o:r:a:l:1:z:e:r
#include <bits/stdc++.h>

using namespace std;

// sum(n^2) = n(n+1)(2n+1)/6
// GP - (bk-a)/k-1
// Faulhaber’s formula

typedef long long ll;
typedef long double lld;
typedef vector < int > vi;
typedef pair < int, int > pi;

const ll template_array_size = 1e6;
ll a[template_array_size];
ll b[template_array_size];
ll c[template_array_size];
ll mod = 1e9 + 7;
string s, t;
ll ans = 0;

// map<char,int> mpp;
#define F first
#define S second
#define PB push_back
#define nl '\n'
#define MP make_pair
#define REP(i, a, b) for (int i = a; i <= b; i++)
#define SQ(a)(a) * (a)

#define VECTOR_INT(vec_name, size) \
  vector < ll > vec_name(size); \
  for (int i = 0; i < size; ++i) { \
    cin >> vec_name[i]; \
  }

#define VECTOR_INT_AND_HASH(vec_name, size) \
  vector < int > vec_name(size); \
  map < int, int > mpp; \
  for (int i = 0; i < size; ++i) { \
    cin >> vec_name[i]; \
    mpp[vec_name[i]]++; \
  }

#define VECTOR_PRINT(vec_name) \
  for (int i = 0; i < vec_name.size(); ++i) { \
    cout << vec_name[i] << " "; \
  }

int sum(vector < int > numbers) {
  return accumulate(numbers.begin(), numbers.end(), 0);
}

int findGcd(int a, int b) {
  while (a > 0 && b > 0) {
    if (a > b) a = a % b;
    else b = b % a;
  }
  if (a == 0) return b;
  return a;
}

vector < vector < int >> adj;
map < int, int > mpp;
int cnt = 0;

int solve(int n, int m, vector < int > v, vector < vector < int >> rec) {
  for (int i = 0; i < n-1; i++) {
    for (int j = 0; j < m; j++) {
      mpp[rec[j][i]]++;
      if (mpp[rec[j][i]] == m) {
        // cout<<"erased: "<<rec[j][i]<<"count being: "<<mpp[rec[j][i]]<<nl;
        mpp.erase(rec[j][i]);
        if(mpp.size()==0)cnt++;
      }
    }
  }
  return cnt;
}

int main() {
  ios::sync_with_stdio(false);
  cin.tie(NULL);

  // int tt; cin>>tt;
  // while(tt--){
  cout<<solve(3, 1, {-1, 0, 0}, {{1, 2}});
//   cout << solve(5, 2, {-1, 0, 0, 1, 1}, {{1, 2, 3, 4}, {4, 1, 2, 3}});
  // }

  return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccEHQXAF.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc0rGJ2J.o:september.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status