数一数，图中有多少个正方形？8j+J2Z5@2G
8j+J2Z5@2G
算式：提示3m3t0l-]*~'{9V-c;A:f0D8a9W*{8_9U6}8j+J2Z5@2G
答：图中有's+`4y/P8[;O0d个正方形。8j+J2Z5@2G