实例 C++ 输入一个数字并打印结果

#include <iostream>

using namespace std;

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int main() {

  int x, y;

  int sum;

  cout << "Type a number: ";

  cin >> x;

  cout << "Type another number: ";

  cin >> y;

  sum = x + y;

  cout << "Sum is: " << sum;

  return 0;

}

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