Submission #67964684

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define endl '\n'
#define int long long
const int N=3e5+10;
int dx[]={0,1,0,-1},dy[]={1,0,-1,0};
map<int,int> mp;
int n,m,k;
int a[N],b[N];
void slove(){
    cin>>n>>m;
    int ans=0;
    int sum=0;
    for(int i=1;i<=n;i++){cin>>a[i];}
    for(int i=1;i<=n;i++){cin>>b[i];}
    sort(a+1,a+n+1);
    sort(b+1,b+n+1);
    int l=1,r=n;
    for(int i=1;i<=n;i++){
        int x=(a[i]+b[l])%m;
        int y=(a[i]+b[r])%m;
        if(x<y){
            ans+=x;
            l++;
        }
        else{
            ans+=y;
            r--;
        }
    }
    cout<<ans<<endl;
}
signed main(){
ios::sync_with_stdio(false);
cin.tie(nullptr);
    int T=1;
    cin>>T;
    while(T--){
        slove();
    }
}

Submission Info

Compile Error

Main.cpp: In function ‘void slove()’:
Main.cpp:13:9: warning: unused variable ‘sum’ [-Wunused-variable]
   13 |     int sum=0;
      |         ^~~

Judge Result