language: Pike (pike 7.6.86)
date: 261 days 6 hours ago
link:
visibility: public 
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int main() {
  string s;
  int sint;
 
  s = Stdio.stdin->gets();
 
  sscanf(s, "%d", sint);
 
  sint = sint * sint;
  sprintf(s, "%d", sint);
 
  write("%d\n", sint);
  return 0;
}