start_contest
score = start_contest(kSetAndTest, offset, NUM_ITER);
score = start_contest(kSetAndTest, min, NUM_ITER);
score2 = start_contest(kSetAndTest, max, NUM_ITER);
start_contest(kSetAndTest, offset, NUM_ITER/10);
if ((score2 = start_contest(kTest, offset, NUM_ITER)) < 0)