17 lines
290 B
C++
17 lines
290 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int f(int n) {
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int res = 1;
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for (int i = 1; i <= n; i++) res *= i;
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return res;
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}
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int main() {
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int s = 0;
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// 1!+2!+3!+4!+5!
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for (int i = 1; i <= 5; i++) s += f(i);
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cout << s << endl;
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return 0;
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} |