Submission #104585

#	Time	Username	Problem	Language	Result	Execution time	Memory
104585		Hassoony	Simfonija (COCI19_simfonija)	C++17	44 / 110	53 ms	2192 KiB

simfonija

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
const ll mod=(1e9+7);
const ll inf=(1ll<<61);
const int MX=1e5+9;
int n,k,a[MX],x;
int main(){
    cin>>n>>k;
    for(int i=0;i<n;i++)scanf("%d",&a[i]);
    for(int i=0;i<n;i++)scanf("%d",&x),a[i]-=x;
    sort(a,a+n);
    x=a[(n-1)/2];
    ll ans=0;
    for(int i=0;i<n;i++){
        a[i]-=x;
        a[i]=abs(a[i]);
    }
    sort(a,a+n);
    for(int i=0;i<n-k;i++){
        ans+=a[i];
    }
    cout<<ans<<endl;
}

Compilation message (stderr)

simfonija.cpp: In function 'int main()':
simfonija.cpp:11:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=0;i<n;i++)scanf("%d",&a[i]);
                         ~~~~~^~~~~~~~~~~~
simfonija.cpp:12:39: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=0;i<n;i++)scanf("%d",&x),a[i]-=x;
                         ~~~~~~~~~~~~~~^~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 11 / 11
• Subtask 5: 0 / 11
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• Subtask 10: 0 / 11