Compilare: user.cpp: In function ‘int main()’: user.cpp:100:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<=strlen(s1)-1;i++) ~^~~~~~~~~~~~~~ user.cpp:103:18: 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:40:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp:21:13: warning: ‘t’ may be used uninitialized in this function [-Wmaybe-uninitialized] int t; ^