ornament.cpp: In function 'void bk(int)': ornament.cpp:55: warning: suggest explicit braces to avoid ambiguous 'else' ornament.cpp: In function 'int main()': ornament.cpp:75: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result ornament.cpp:78: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result ornament.cpp:80: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result