解法一
✅ 完整代碼
評分結果(參考) : AC (2ms, 336KB)
#include <bits/stdc++.h>
using namespace std;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    
    int num;
    while(cin >> num){
        cout << "'C' can use printf(\"%d\",n); to show integer like " << num << "\n";
    }
    
    return 0;
}