Compilare: main.cpp: In function 'void parc(int, int)': main.cpp:41:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k=0; k<z.size(); k++) ~^~~~~~~~~ main.cpp:49:11: warning: 'ii' may be used uninitialized in this function [-Wmaybe-uninitialized] aux.fi=ii; ~~~~~~^~~ main.cpp:42:55: warning: 'jj' may be used uninitialized in this function [-Wmaybe-uninitialized] if(z[k].si < i && z[k].sj < j && z[k].fi > ii && z[k].fj > jj)