#include <stdio.h>
#include <stdlib.h>
#include <time.h>

int main(int argc, char **argv) {
  int objects, weight_start, weight_end, profit_start, profit_end, capacity;

  if (argc < 7) {
    printf("Usage: %s [objects] [weight range start] [weight range end] [profit range start] [profit range end] [capacity]\n", argv[0]); 
    exit(-1);
  } else {
    objects = atoi(argv[1]);
    weight_start = atoi(argv[2]);
    weight_end = atoi(argv[3]);
    profit_start = atoi(argv[4]);
    profit_end = atoi(argv[5]);
    capacity = atoi(argv[6]);
  } 

  printf("%d %d\n", objects, capacity);

  int i = 0;
  srandom(time(NULL));

  for (i = 0; i < objects; i++) {
    int weight = random()%(weight_end-weight_start+1) + weight_start;
    int profit = random()%(profit_end-profit_start+1) + profit_start;
    printf("%d %d\n", weight, profit);
  }


  return 0;
}