taste.cpp: In function 'int main()': taste.cpp:52: warning: unused variable 'r' taste.cpp:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result taste.cpp:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result taste.cpp:74: warning: array subscript is above array bounds taste.cpp:78: warning: array subscript is above array bounds taste.cpp:39: warning: 'p1' may be used uninitialized in this function taste.cpp:39: warning: 'p2' may be used uninitialized in this function