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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int a, b, c, d;
  6. 	cin >> a >> b >> c >> d;
  7. 	if (a > c) {
  8. 		swap(a,c);
  9. 		swap(b,d);
  10. 	}
  11. 		cout << ((c < b)? max(b , d) - a : (b - a) + (d - c));
  12. 	return 0;
  13. }
Success #stdin #stdout 0s 5488KB
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stdin
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7 10
4 8
stdout
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6
https://ideone.com/nWCThy
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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