12æ29æ¥ïŒæšïŒïœ1æ2æ¥ïŒæïŒã®æéã¯ãé£æ³ãã©ã³ïŒ3æ³ä»¥äžïŒã®ã¿ã®åä»ãšãªããŸãã
ãŸã1æ1æ¥ã2æ¥ã®ãã§ãã¯ã€ã³ã¯ãéœåã«ãããåãã§ããŸããã
12æïœ3æã®æéã¯è·¯é¢åçµãããããããå¬çšã¿ã€ã€ã®ãæºåããããŠããã®ãæ¥æããé¡ãããããŸãã
ãäžäŸ¿ããããããããŸããããç解ã®ã»ã©ã©ãããããããé¡ãããããŸãã