Submission #6306266

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Source Code Expand

#include<iostream>
using namespace std;
int main()
{
    int a,b,ans;
    cin>>a>>b;
    b-=a;
    b=b>=0?b:-b;
    ans=b/10;
    switch(b%10)
    {
        case 0:ans-=1;
        case 1:ans-=1;
        case 2:ans-=1;
        case 3:ans+=1;
        case 4:ans+=1;
        case 5:ans-=1;
        case 6:ans-=1;
        case 7:;
        case 8:ans+=1;
        case 9:ans+=2;
    }
    cout<<ans<<endl;
    return 0;
}

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