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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	long long a, b, c;
  6. 	cin>>a>>b>>c;
  7. 	if (a+b>c && a+c>b && b+c>a)
  8. 		cout<<"YES";
  9. 	else
  10. 		cout<<"NO";
  11. 	return 0;
  12. }
Success #stdin #stdout 0.01s 5320KB
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YES
https://ideone.com/oI52UI
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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