====================================== 7.9 Analyze implementations of isupper ====================================== Question ======== Functions like isupper can be implemented to save space or to save time. Explore both possibilities. .. literalinclude:: cprogs/ex_7.9.c :language: c :tab-width: 4 Explanation =========== This is custom implementation of isupper function instead of the standard library one. :: int myisupper(int c) { if (c >= 'A' && c <= 'Z') return 1; else return 0; } Visualize ========= .. raw:: html Visualize the Concept --------------------- .. raw:: html