homework_da\compare0.m homework_da\compare1.m homework_da\find1.m homework_da\hebin.m homework_da\main.m homework_da\pailie.m homework_da\trscatter.m homework_da\zhuo_se1_01.fig homework_da\zhuo_se1_01.m homework_da\zhuo_se_1_011.m homework_da\zhuo_se_1_02.fig homework_da\zhuo_se_1_02.m homework_da