cifrab.cpp: In function 'int main()': cifrab.cpp:68: warning: format '%s' expects type 'char*', but argument 2 has type 'char (*)[100005]' cifrab.cpp:66: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result cifrab.cpp:67: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result cifrab.cpp:68: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result