Compilare: user.cpp: In function ‘int main()’: user.cpp:82:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<=strlen(s1)-1; i++) ~^~~~~~~~~~~~~~ user.cpp:85:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<=strlen(s2)-1; i++) ~^~~~~~~~~~~~~~ user.cpp: In function ‘int rezolvare()’: user.cpp:36:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp:15:9: warning: ‘t’ may be used uninitialized in this function [-Wmaybe-uninitialized] int t; ^