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Submission #570675

# Submission time Handle Problem Language Result Execution time Memory
570675 2022-05-31T03:56:29 Z AGE Simfonija (COCI19_simfonija) C++14
0 / 110
 471 ms 3084 KB 
#include<bits/stdc++.h>
#define F first
#define S second
#define pb push_back
using namespace std;
const int N=1e6,M=2e3;

int a[100005],b[100005];
main()
{

    int n,m;
    cin>>n>>m;

    map<int,int>mp;

    for(int i=0;i<n;i++)
        cin>>a[i];

    for(int i=0;i<n;i++)
        cin>>b[i];

    for(int i=0;i<n;i++)
        mp[a[i]-b[i]]++;

    int neg=0,pos=0;
    for(auto x:mp){

        if(x.F<0)
            neg+=x.S;

        else pos+=x.S;

    }

    int ans=0,anss=1e18;

    for(int i=0;i<n;i++)
        ans+=abs(a[i]-b[i]);

    anss=min(abs(ans),anss);

    for(int j=-3e6;j>=1;j--){

        ans-=pos;
        ans+=neg;

        anss=min(anss,abs(ans));
        neg+=mp[-j];
        pos-=mp[-j];
        
        if(mp[-j]==0)
            mp.erase(-j);
    }

    ans=0,pos=0,neg=0;

    for(int i=0;i<n;i++)
        ans+=abs(a[i]-b[i]);

    for(auto x:mp)
        if(x.F<0)
            neg+=x.S;

        else pos+=x.S;

    for(int j=1;j<=3e6;j++){

        ans-=neg;
        ans+=pos;

        anss=min(anss,abs(ans));
        neg-=mp[-j];
        pos+=mp[-j];
        
        if(mp[-j]==0)
            mp.erase(-j);
    }

    cout<<anss<<endl;
    return 0;
}

Compilation message

simfonija.cpp:9:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    9 | main()
      | ^~~~
simfonija.cpp: In function 'int main()':
simfonija.cpp:36:20: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   36 |     int ans=0,anss=1e18;
      |                    ^~~~

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 182 ms 212 KB Output is correct
2 Correct 184 ms 212 KB Output is correct
3 Incorrect 172 ms 292 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 359 ms 1468 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 364 ms 1512 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 397 ms 1524 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 231 ms 1064 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 471 ms 3048 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 255 ms 972 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 419 ms 3084 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 347 ms 1296 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 269 ms 1140 KB Output isn't correct
2 Halted 0 ms 0 KB -