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Link: http://codepad.org/6FwoDmWr    [ raw code | output | fork ]

iamyeasin - C++, pasted on Jan 30:
#include<bits/stdc++.h>

using namespace std;

int main()
{
    int n;
    cin>>n;
    int train[55];
    while(n--)
    {
        int swp=0;
        int x;
        cin>>x;
        for(int i=0; i<x; i++)
        {
            scanf("%d",&train[i]);
        }
        for(int j=0; j<x-1; j++)
        {
            for(int k=0; k<x-j-1; k++)
            {
                if(train[k] > train[k+1])
                {
                    int temp = train[k];
                    train[k] = train[k+1];
                    train[k+1] = temp;
                    swp++;
                }
            }
        }
        printf("Optimal train swapping takes %d swaps.\n",swp);
       // cout<<swp<<endl;
    }


    return 0;
}


Output:
1
Line 23: error: bits/stdc++.h: No such file or directory


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