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  1. #include<iostream>
  2.  
  3. int main()
  4. {
  5. 	int sum = 0, val = 50;
  6.  
  7.  
  8. 	while (val <= 100) { // продолжать выполнение цикла пока пока значение val не превысит 10
  9. 		sum += val; //присвоить val сумму val и sum. Означает что +=(sum = val + sum)
  10. 		++val; //добавить 1 к val(++  =   val=val+1)
  11. 	}
  12. 	std::cout << "Sum of 1 to 50 =" << sum << std::endl;
  13.  
  14. 	return 0;
  15.  
  16.  
  17. }
Success #stdin #stdout 0s 3412KB
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stdin
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Standard input is empty
stdout
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Sum of 1 to 50 =3825
https://ideone.com/tcUulk
language:
C++14 (clang 8.0)
created:
8 years ago
visibility:
secret

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