Compilare: user.cpp: In function ‘int Compute_Numbers_Knowing_Interval(int, int, char)’: user.cpp:76:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < sir.size(); i++) ~~^~~~~~~~~~~~ user.cpp: In function ‘void Find_Parant()’: user.cpp:114:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < strlen(expresion); i++) ~~^~~~~~~~~~~~~~~~~~~ user.cpp: In function ‘void Add_Rest()’: user.cpp:164:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i <= strlen(expresion); i++) ~~^~~~~~~~~~~~~~~~~~~~ user.cpp:190:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < sir.size(); i++) ~~^~~~~~~~~~~~