#include <iostream>
using namespace std;
int main()
{
cout << 7.9 * 0.8 + 9.5 * 1.5 + 8.7 * 0.6 << endl;
return 0;
}
'+ - * / % '
#include <iostream>
using namespace std;
int main()
{
cout << 5 + 2 << endl;
cout << 5 - 2 << endl;
cout << 5 * 2 << endl;
cout << 5 / 2 << endl;
cout << 5 % 2 << endl;
cout << (1 + 2) * 3 << endl;
return 0;
}
#include <iostream>
#include <cmath>
using namespace std;
int main()
{
cout << sin(3.14159 / 6) << endl;
cout << tan(-3.14159 * 4 / 3) << endl;
cout << sqrt(10 * 10 - 4 * 2 * 3) << endl;
return 0;
}
C++ 每一条语句都需要;结束
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