#include <stdio.h>

int sterge(int *v1, int n1, int *v2, int n2){
   int i, j, k;
    for( i = 0; i < n1; i++)
       for(j = 0; j < n2; j++)
              if(v1[i] == v2[j]){
                    for(k = i; k < n1 - 1; k++)
                     v1[k] = v1[k+1];
                     n1--;

              }
  return n1;
}

int main(void)
{
  int v1[] = {1, 2, 3, 4, 5};
  int v2[] = {2, 4};
  int n =  sterge(v1,5,v2,2);
  printf("n= %d, x[0]= %d, x[1] = %d, x[2] = %d", n, v1[0], v1[1],v1[2]);
    return 0;
}