Compilare: main.cpp: In function 'void creare(char*)': main.cpp:14:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<strlen(s);i++) ~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:32:9: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:34:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' for(j=0;j<n;j++) ^~~