Compilare: main.cpp: In function 'int main()': main.cpp:10:40: warning: unused variable 'u' [-Wunused-variable] int n,m,k,maxi=0,c=0,i,j,y,h,a,b,x,u,cop; ^ main.cpp:113:10: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized] if(a!=y) ^~ main.cpp:108:9: warning: 'cop' may be used uninitialized in this function [-Wmaybe-uninitialized] if(h==cop) ^~ main.cpp:10:32: warning: 'h' may be used uninitialized in this function [-Wmaybe-uninitialized] int n,m,k,maxi=0,c=0,i,j,y,h,a,b,x,u,cop; ^