putchar

#include<stdio.h>
#include<stdlib.h>
int main()
{
char c1 = 'G';
char c2 = 'l';
char c3 = 'm';
char c4 = 'r';
char c5 = 'e';
char c_1, c_2, c_3, c_4, c_5;
c_1 = c1 - 4;
c_2 = c2 - 4;
c_3 = c3 - 4;
c_4 = c4 - 4;
c_5 = c5 - 4;
putchar(c_1);
putchar(c_2);
putchar(c_3);
putchar(c_4);
putchar(c_5);
printf("\n\n");
printf("%c%c%c%c%c\n", c_1, c_2, c_3, c_4, c_5);


system("pause");
return 0;
}