while True: try: s1=input() s2=input() l1=len(s1)+1 l2=len(s2)+1 edit=[[i+j for j in range(l2)] for i in range(l1)]#得到一个edit表 for i in range(1,l1): for j in range(1,l2): if s1[i-1]==s2[j-1]: d=0 else: d=1 edit[i][j]=min(edit[i][j-1]+1,edit[i-1][j]+1,edit[i-1][j-1]+d) print(edit[-1][-1]) except: brea...