Submission #1349759

#	Time	Username	Problem	Language	Result	Execution time	Memory
1349759		ozner77	A String Problem (EGOI25_stringproblem)	C++20	13 / 100	63 ms	12700 KiB

Main

#include <bits/stdc++.h>
using namespace std;
#define ll long long
int main(){
    ll n;
    cin>>n;
    map<ll,ll> M,M2;
    for(int i=0;i<n;i++){
        ll a,b;
        cin>>a>>b;
        if(a==0 || b==0){
            if((a+b+2*n)%2!=0){
                M2[(a+b+2*n-1)/2]++;
            }
        }else if((a+b)%2!=0){
            M2[(a+b-1)/2]++;
        }
        if(abs(a+b)%2!=0){
            M[(abs(a+b)-1)/2]++;
        }
    }
    ll ans=0;
    for(auto x:M){
        ans=max(ans,x.second);
    }
    for(auto x:M2){
        ans=max(ans,x.second);
    }
    cout<<n-ans;
}

• Subtask 0: 0 / 0
• Subtask 1: 7 / 14
• Subtask 2: 0 / 16
• Subtask 3: 6 / 12
• Subtask 4: 0 / 28
• Subtask 5: 0 / 30