题解 | 计算一个数的阶乘
#include <iostream> using namespace std; int main() { int n; cin >> n; long long factorial = 1; // write your code here...... for (int i = n; i > 1; i--){ factorial *= i; } cout << factorial << endl; return 0; }
#include <iostream> using namespace std; int main() { int n; cin >> n; long long factorial = 1; // write your code here...... for (int i = n; i > 1; i--){ factorial *= i; } cout << factorial << endl; return 0; }
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