poligon4.cpp: In function 'int main()': poligon4.cpp:55: warning: comparison between signed and unsigned integer expressions poligon4.cpp:60: warning: comparison between signed and unsigned integer expressions poligon4.cpp:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result poligon4.cpp:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result poligon4.cpp:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result poligon4.cpp:40: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result poligon4.cpp: In function 'int sqrtt(int)': poligon4.cpp:15: warning: 'p' may be used uninitialized in this function