# 1 "Exam19in.txt"
# 1 "<built-in>"
# 1 "<command line>"
# 1 "Exam19in.txt"





  do {xxi=21; chr='Q'; xhf=10.5; printf("%-15s is %3d\n", "9 / 4.0 * 3", (9 / 4.0 * 3)); } while (0) ;
  do {xxi=21; chr='Q'; xhf=10.5; printf("%-15s is %3d\n", "chr = xhf", (chr = xhf)); } while (0) ;