Compilare: main.cpp: In function 'int main()': main.cpp:9:57: warning: variable 'c' set but not used [-Wunused-but-set-variable] int a,b,n,m1=210000000,m2=210000000,maxx1=0,maxx2=0,c,d; ^ main.cpp:9:59: warning: variable 'd' set but not used [-Wunused-but-set-variable] int a,b,n,m1=210000000,m2=210000000,maxx1=0,maxx2=0,c,d; ^