#include <stdio.h>

int main() {
  int x=-11111;

  {
    int x=1;

    printf("Trace 1 has %d\n",x);
    x=2;

    {
      int x=3;

      printf("Trace 2 has %d\n",x);
      x=4;

      {
        int x=5;

        printf("Trace 3 has %d\n",x);
        x=6;
        }

      printf("Trace 4 has %d\n",x);
      x=7;
      }
  
    printf("Trace 5 has %d\n",x);
    }

  printf("Trace 6 has %d\n",x);
  }