ã±ã£ã¨æãåºããªããã®ã¯å ¨ã¦ã¡ã¢ãã¾ãã»ã»ã 0ã1ãåãããã¨ã var rndm = Math.floor(Math.random()*2); 0ãã10ãåãããã¨ã var rndm = Math.floor(Math.random()*11); æå¾ã«æãç®ããæ°å¤-1ããã©ã³ãã ã«åããã¨ãããããï¼ ã¨ãããã¨ã¯ã 1ãã10ãåãããæ var rndm = Math.floor(Math.random()*10)+1; // åå¾ã§ããã®ã¯0-9ãããã«+1ãããã¨ã§1-10ãåãã ãããè¦ããï¼


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