Compilare: main.cpp: In function 'int main()': main.cpp:62:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<=strlen(s);j++) ~^~~~~~~~~~~ main.cpp: In function 'int rez(int, int, int, int, int (*)[1002])': main.cpp:54:1: warning: control reaches end of non-void function [-Wreturn-type] } ^