#include <iostream> //standartinis irankis
using namespace std;
void Ivedimas(int &x, string txt);
bool Tikrinam(int x1, int x2, int x3);
int main()
{
   int a, b, c;
   bool arATinka, arBTinka, arCTinka;
    Ivedimas(a, "a= ");
    Ivedimas(b, "b= ");
    Ivedimas(c, "c= ");
    arATinka = Tikrinam(a, b, c);
    arBTinka = Tikrinam(b, a, c);
    arCTinka = Tikrinam(c, b, a);

  return 0;
}

void Ivedimas(int &x, string txt)
{
    cout<<txt;
    cin>>x;
}

bool Tikrinam(int x1, int x2, int x3)
{
    bool tinka;
    tinka=x1 < x2 + x3;
    return tinka;
}