#include <stdio.h>

int main(void) {
  int i = -123;
  unsigned ui = 123U;
  long l = -123456L;
  unsigned long ul = 123456LU;
  short s = -12;
  unsigned short us = 12U;
  char c = 97;

  // Printing the 7 variables of different types:
  printf("int: %i, unsigned: %u, long: %li, unsigned long: %lu\n",
          i, ui, l, ul);
  printf("short: %hi, unsigned short: %hu, char: %c\n\n",
          s, us, c);

  // Scanning the 7 variables: 
  printf("Enter the seven integer numbers: ");
  scanf(" %i %u %li %lu %hi %hu %c", &i, &ui, &l, &ul, &s, 
        &us, &c);

  // Printing again:
  printf("\nint: %i, unsigned: %u, long: %li, unsigned long: %lu\n",
          i, ui, l, ul);
  printf("short: %hi, unsigned short: %hu, char: %c\n\n", s, us, c);
  
  return 0;
}