minerale.cpp: In function 'int main()': minerale.cpp:17: warning: suggest parentheses around '+' inside '>>' minerale.cpp:20: warning: array subscript has type 'char' minerale.cpp:21: warning: array subscript has type 'char' minerale.cpp:21: warning: array subscript has type 'char' minerale.cpp:31: warning: suggest parentheses around '+' inside '>>' minerale.cpp:40: warning: array subscript has type 'char' minerale.cpp:40: warning: comparison between signed and unsigned integer expressions minerale.cpp:41: warning: array subscript has type 'char' minerale.cpp:51: warning: array subscript has type 'char' minerale.cpp:51: warning: comparison between signed and unsigned integer expressions minerale.cpp:52: warning: array subscript has type 'char' minerale.cpp:54: warning: comparison between signed and unsigned integer expressions minerale.cpp:60: warning: array subscript has type 'char' minerale.cpp:60: warning: comparison between signed and unsigned integer expressions minerale.cpp:61: warning: array subscript has type 'char' minerale.cpp:63: warning: comparison between signed and unsigned integer expressions minerale.cpp:68: warning: comparison between signed and unsigned integer expressions