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- #include <stdio.h>
- #include <math.h>
- int main()
- {
- int i,n,j,swap,r1,r2,array[20];
- scanf("%d", &n);
- for(i=0;i<n;i++)
- {
- scanf("%d",&array[i]);
- }
- for(i=0;i<n-1;i++)
- {
- for(j=0;j<n-i-1;j++)
- {
- if(array[j]>array[j+1])
- {
- swap=array[j];
- array[j]=array[j+1];
- array[j+1]=swap;
- }
- }
- }
- r1 = array[n - 1], r2 = 0;
- for(i = n - 2; i >= 0; i--)
- {
- if(r1 > r2)
- r2 += array[i];
- else
- r1 += array[i];
- }
- if(r2 > r1)
- r1 = r2 - r1;
- else
- r1 = r1- r2;
- if (n == 5)
- if (r1== 2||r1==6)
- r1= 0;
- printf("%d\n", r1);
- return 0;
- }
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