Compilare: main.cpp: In function 'int main()': main.cpp:25:15: warning: unused variable 'nr' [-Wunused-variable] long long nr,minim; ^~ main.cpp:57:17: warning: 'rasp' may be used uninitialized in this function [-Wmaybe-uninitialized] if(val2<rasp) rasp=val2; ^~ main.cpp:16:18: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized] if(rasp>m/a) return m+1; ~^~ main.cpp:29:41: note: 'b' was declared here long long nr,st,dr,mij,val,val2,b,dif,rasp; ^ main.cpp:57:17: warning: 'val2' may be used uninitialized in this function [-Wmaybe-uninitialized] if(val2<rasp) rasp=val2; ^~