Compilare: user.cpp:45:0: warning: "eps" redefined [enabled by default] #define eps 1.e-10 ^ user.cpp:42:0: note: this is the location of the previous definition #define eps 1.e-7 ^ user.cpp: In function ‘int main()’: user.cpp:107:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bacterii2.out","w",stdout); ^