Submission #219438

#	Time	Username	Problem	Language	Result	Execution time	Memory
219438		Sho10	Football (info1cup20_football)	C++14	16 / 100	43 ms	512 KiB

football

/*
ID: Sho10
LANG: C++
*/
#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho10
#define ll long long int
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define all(a) (a).begin(), (a).end()
#define sz size
#define f first
#define s second
#define pb push_back
#define er erase
#define in insert
#define mp make_pair
#define pi pair
#define rc(s) return cout<<s,0
#define endl '\n'
#define mod 1000000007
#define PI 3.14159265359
#define CODE_START  ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
ll t,n,k,a[100005];
int32_t main(){
CODE_START;
cin>>t;
while(t--){
        ll x;
    cin>>n>>k;
    ll s=0;
for(ll i=0;i<n;i++)
{
    cin>>a[i];
    s=s+a[i];
}
if(k==1||s%2==1){
    cout<<1;
}else {
    ll nr=0;
while(s%2==0&&k!=1){
        ll s1=0;
  for(ll i=0;i<n;i++)
  {
      a[i]=a[i]/2;
      s1=s1+a[i];
  }
  s=s1;
  if(s%2==1){
    break;
  }
  k=k/2;
  nr++;
}
if(k==1){
    if(s%2==0){
        cout<<0;
    }else cout<<1;
}else {
if(nr%2==0){
    cout<<1;
}else cout<<0;
}
}
}
}

Compilation message (stderr)

football.cpp: In function 'int32_t main()':
football.cpp:29:12: warning: unused variable 'x' [-Wunused-variable]
         ll x;
            ^

• Subtask 1: 0 / 26
• Subtask 2: 0 / 8
• Subtask 3: 0 / 11
• Subtask 4: 0 / 8
• Subtask 5: 0 / 16
• Subtask 6: 16 / 16
• Subtask 7: 0 / 7
• Subtask 8: 0 / 8