Compilare: main.cpp: In function 'bool comparare(char*, char*, int, int)': main.cpp:27:11: warning: unused variable 'j' [-Wunused-variable] 27 | int i,j; | ^ main.cpp: In function 'int main()': main.cpp:41:12: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 41 | while(i<strlen(s)) | ~^~~~~~~~~~