# Kattis-Jack-O'-Lantern Juxtaposition ###### tags: `kattis` ## 題意概述 ## 解題策略 這題是排列組合問題的其中一種,題目分別給你眼睛、鼻子、嘴巴的種類數量,你每次都需要從中各挑一種,所以將眼睛的種類數量、鼻子的種類數量和嘴巴的種類數量皆相乘即可 ## 參考程式碼 ### c++ ```cpp= #include <iostream> using namespace std; int main(){ int n,t,m; cin>>n>>t>>m; cout<<n*t*m; } ```
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