Figure 2.

Cues and targets in Experiments 1 and 2. (a) Two cues in Experiment 1. “” represented the parity task, and “” represented the magnitude task; (b) Two cues in Experiment 2. “” represented the vertical task, and “” represented the horizontal task; (c) The ten symbol targets and their corresponding numbers in Experiment 1. Additionally, the four symbol targets corresponding to 1, 2, 8, and 9 were used in the experimental task; (d) The four targets in the control group in Experiment 2.