AISing Programming Contest 2019 Solution

A - Bulletin Board

签到。

 1 #include <bits/stdc++.h>
 2 using namespace std;
 3 
 4 int main()
 5 {
 6     int n, h, w;
 7     while (scanf("%d%d%d", &n, &h, &w) != EOF)
 8     {
 9         printf("%d\n", (n - h + 1) * (n - w + 1));
10     }
11     return 0;
12 }

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