tpower = game.dist*twarp*twarp*twarp*(game.shldup+1);
if (tpower >= game.energy) {
prout("Insufficient energy, sir.");
- if (game.shldup==0 || tpower > game.energy*2.0) {
+ if (!game.shldup || tpower > game.energy*2.0) {
if (!wfl) return;
proutn("New warp factor to try? ");
if (scan() == IHREAL) {