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

typedef struct {
  double ratio;
  int a, b;
} Info;

int cmp(const void *a, const void *b)
{
  Info *x = (Info *)a;
  Info *y = (Info *)b;

  if (x->ratio > y->ratio) {
    return 1;
  } else if (x->ratio < y->ratio) {
    return -1;
  } else {
    return x->a - y->a;
  }
}

int main(void)
{
  Info info[21];
  int front[3], back[7];
  int i, j, k;

  for (i = 0; i < 3; i++) {
    scanf("%d", front+i);
  }
  for (i = 0; i < 7; i++) {
    scanf("%d", back+i);
  }
  k = 0;
  for (i = 0; i < 3; i++) {
    for (j = 0; j < 7; j++) {
      info[k].a = i+1;
      info[k].b = j+1;
      info[k].ratio = (double)front[i]/(double)back[j];
      k++;
    }
  }
  qsort(info, 21, sizeof(Info), cmp);

  for (i = 0; i < 21; i++) {
    printf("%.2f %d %d\n", floor(100*info[i].ratio+0.5)/100, 
	   info[i].a, info[i].b);
  }
  
  return 0;
}