AC 4.04 s
Problem url: spoj.com/problems/CODESPTB
#include <stdio.h>
int main()
{ int T, n, i, j, swap, tmp;
scanf("%d", &T);
while(T--)
{ scanf("%d", &n);
int arr[n];
for(i = 0; i < n; i++)
scanf("%d", &arr[i]);
swap = 0;
if(n == 1) goto end;
for(i = 1; i < n; i++)
{ tmp = arr[i];
j = i - 1;
while(j > -1 && arr[j] > tmp)
{ arr[j + 1] = arr[j];
swap++;
j--;
}
arr[j + 1] = tmp;
}
end:
printf("%d\n", swap);
}
}
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