#include <stdio.h> #define NUM 1024 #define COUNT 10 int A[NUM][NUM]; void main (void) { int i,j,k; for (k = 0; k<COUNT; k++) for (j = 0; j < NUM; j++) for (i = 0; i < NUM; i++) A[i][j] = 0; printf("%d count computing over!\n",i*j*k); }