bitslang.cpp: In function 'int main()': bitslang.cpp:17: warning: format '%s' expects type 'char*', but argument 2 has type 'char (*)[55]' bitslang.cpp:20: warning: format '%s' expects type 'char*', but argument 2 has type 'char (*)[255]' bitslang.cpp:11: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result bitslang.cpp:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result bitslang.cpp:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result bitslang.cpp:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result bitslang.cpp:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result