Compilare: user.cpp: In function ‘int main()’: user.cpp:93:54: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < pizdamatiipetrescule.size(); i++) ^ user.cpp: In function ‘char nextch()’: user.cpp:10:36: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buf, BUF_SIZE, 1, fi); ^ user.cpp: In function ‘int main()’: user.cpp:67:23: warning: array subscript is below array bounds [-Warray-bounds] v[p1].r = v[p2].r = -1000000000.0; ^