Waterloo/October 2, 2010/A/a.cpp

   1 using namespace std;
   2 #include <algorithm>
   3 #include <iostream>
   4 #include <iterator>
   5 #include <numeric>
   6 #include <sstream>
   7 #include <fstream>
   8 #include <cassert>
   9 #include <climits>
  10 #include <cstdlib>
  11 #include <cstring>
  12 #include <string>
  13 #include <cstdio>
  14 #include <vector>
  15 #include <cmath>
  16 #include <queue>
  17 #include <deque>
  18 #include <stack>
  19 #include <list>
  20 #include <map>
  21 #include <set>
  22
  23 #define foreach(x, v) for (typeof (v).begin() x=(v).begin(); x !=(v).end(); ++x)
  24 #define For(i, a, b) for (int i=(a); i<(b); ++i)
  25 #define D(x) cout << #x " is " << x << endl
  26
  27 int main(){
  28     int a,b,c;
  29     while (cin >> a >> b >> c) {
  30         if (a == 0 and b == 0 and c == 0) break;
  31         if(a * a == b * b + c * c || b * b == a * a + c * c || c * c == b * b + a * a){
  32           cout << "right" << endl;
  33         } else{
  34           cout << "wrong" << endl;
  35         }
  36     }
  37     return 0;
  38 }