Compilare: main.cpp: In function 'void citire()': main.cpp:35:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<z[h].size();i++) ~^~~~~~~~~~~~ main.cpp: In function 'void rezolva()': main.cpp:44:36: warning: unused variable 'x' [-Wunused-variable] int i,x1,y1,vm,k,x2,y2,xm,ym,v,x,y,va,xa,ya; ^ main.cpp:44:38: warning: unused variable 'y' [-Wunused-variable] int i,x1,y1,vm,k,x2,y2,xm,ym,v,x,y,va,xa,ya; ^ main.cpp:44:46: warning: 'ya' may be used uninitialized in this function [-Wmaybe-uninitialized] int i,x1,y1,vm,k,x2,y2,xm,ym,v,x,y,va,xa,ya; ^~ main.cpp:44:43: warning: 'xa' may be used uninitialized in this function [-Wmaybe-uninitialized] int i,x1,y1,vm,k,x2,y2,xm,ym,v,x,y,va,xa,ya; ^~ main.cpp:44:31: warning: 'ym' may be used uninitialized in this function [-Wmaybe-uninitialized] int i,x1,y1,vm,k,x2,y2,xm,ym,v,x,y,va,xa,ya; ^~ main.cpp:44:28: warning: 'xm' may be used uninitialized in this function [-Wmaybe-uninitialized] int i,x1,y1,vm,k,x2,y2,xm,ym,v,x,y,va,xa,ya; ^~