Compilare: main.cpp: In function 'int main()': main.cpp:33:1: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=0;i<=yyy;i++) ^~~ main.cpp:35:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' ubuntz[1][0]=0; ^~~~~~ main.cpp:43:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=drum[oras].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:31:6: warning: unused variable 'aa' [-Wunused-variable] bool aa=4&2; ^~