Compilare: main.cpp: In function 'int main()': main.cpp:9:38: warning: 'lin' may be used uninitialized in this function [-Wmaybe-uninitialized] int i,n,j,a,b,c,d,mx,x,val1,val2,lin,rez; ^~~ main.cpp:66:30: warning: 'val1' may be used uninitialized in this function [-Wmaybe-uninitialized] val1=val1/2+val1%2; ~~~~^~