#include <stdio.h> #include <ctype.h> void main() { int i = 0; /* Loop counter */ char ch = 0; for(i = 0 ; i<128 ; i++) { ch = (char)i; if( ch % 2 == 0) printf("\n"); printf(" %4d %c",ch,(isgraph(ch) ? ch : ' ')); } printf("\n"); }