arrows.cpp: In function 'int main()': arrows.cpp:20: warning: format '%d' expects type 'int*', but argument 2 has type 'char*' arrows.cpp:34: warning: array subscript has type 'char' arrows.cpp:35: warning: array subscript has type 'char' arrows.cpp:40: warning: array subscript has type 'char' arrows.cpp:41: warning: array subscript has type 'char' arrows.cpp:53: warning: array subscript has type 'char' arrows.cpp:54: warning: array subscript has type 'char' arrows.cpp:63: warning: array subscript has type 'char' arrows.cpp:64: warning: array subscript has type 'char' arrows.cpp:70: warning: array subscript has type 'char' arrows.cpp:71: warning: array subscript has type 'char' arrows.cpp:90: warning: array subscript has type 'char' arrows.cpp:91: warning: array subscript has type 'char' arrows.cpp:98: warning: array subscript has type 'char' arrows.cpp:99: warning: array subscript has type 'char' arrows.cpp:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result arrows.cpp:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result arrows.cpp:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result arrows.cpp:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result arrows.cpp:107: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result arrows.cpp:14: warning: 's' may be used uninitialized in this function