joc7.cpp: In function 'void back(int, int, int)': joc7.cpp:7: warning: array subscript has type 'char' joc7.cpp:10: warning: array subscript has type 'char' joc7.cpp:19: warning: array subscript has type 'char' joc7.cpp: In function 'int main()': joc7.cpp:28: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result joc7.cpp:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result joc7.cpp:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result