#include #include void build(int*, int ); void heap(int*, int); int main(void) { FILE *fin; int *a,n,i;   fin=fopen("input.txt", "r");   fscanf(fin,"%d", &n); a=(int*)malloc(n*sizeof(int)); for (i=0; ia[k])) { temp=a[j]; a[j]=a[k]; a[k]=temp; j=k; k=(k-1)/2; } } } /* -------------*/ void heap(int *a, int n) { int nn,temp,i; nn=n; while (nn>0) { temp=a[0]; a[0]=a[nn-1]; a[nn-1]=temp; nn--; build(a,nn);   for (i=0; i