View Code of Problem 10

#include <iostream>
#include <sstream>
#include <stdio.h>
#include <string>
#include <math.h>
#include <algorithm>
#include <stdlib.h>
#include <stack>
#include <map>
#include <set>
#include <queue>
using namespace std;



int main()
{
    #ifdef  ONLINE_JUDGE
    #else
    freopen("1.txt","r",stdin);
    #endif

    int n;
    cin>>n;
    while(n--)
    {
        int a[5];
        for(int i=1;i<5;i++)
            cin>>a[i];
        for(int i=4;i>=1;i--)
        {
            if(a[i]==0) continue;
            for(int j=i-1;j>=1;j--)
            {
                if(a[j]==a[i])
                {
                   a[i]=a[j]+a[j];
                   a[j]=0;
                }

            }
        }
         for(int i=1;i<4;i++)
        {
            for(int j=1;j<4;j++)
            {
                if(a[j]!=0&&a[j+1]==0)
                {a[j+1]=a[j];a[j]=0;}
            }
        }
        for(int i=1;i<5;i++)
        {
            cout<<a[i];
            if(i<4) cout<<" ";
        }
        if(n>0) cout<<endl;

    }


    return 0;
}

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