Răspuns :
1) #include<iostream>
using namespace std;
int main()
{ unsigned a,b,c,m;
cout<<"a=";cin>>a;
cout<<"b=";cin>>b;
cout<<"c=";cin>>c;
m=0;
if((a==0)&&(b==0)&&(c==0)
{ cout<<"0";
}
else
{ m=(a+b+c)/3;
cout<<m;
}
return 0;
}
2)
#include<iostream>
using namespace std;
int main()
{ unsigned l,d,a;
cout<<"l=";cin>>l;
a=(l*l)*6;
d=l*l*l;
cout<<a<<endl;
cout<<d<<endl;
return 0;
}
using namespace std;
int main()
{ unsigned a,b,c,m;
cout<<"a=";cin>>a;
cout<<"b=";cin>>b;
cout<<"c=";cin>>c;
m=0;
if((a==0)&&(b==0)&&(c==0)
{ cout<<"0";
}
else
{ m=(a+b+c)/3;
cout<<m;
}
return 0;
}
2)
#include<iostream>
using namespace std;
int main()
{ unsigned l,d,a;
cout<<"l=";cin>>l;
a=(l*l)*6;
d=l*l*l;
cout<<a<<endl;
cout<<d<<endl;
return 0;
}