Submission #2171566

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Source Code Expand

#include <iostream>
#include <algorithm>
#include <vector>
#include <string>
#include <set>
#include <queue>
using namespace std;

int INF=1e9;

int main(void){
    int a,b;
    cin>>a>>b;
    int d=b-a;
    if(d<0)d*=-1;
    int ans=0,x[]={1,2,3,3,2,1,2,3,2,1};
    for(int i=0;i<10;i++){
        ans+=(d/(10-i))*x[i];
        d%=(10-i);
    }
    cout<<ans<<endl;
    return 0;
}

Submission Info

Judge Result