B\u1ea1ch th\u1ee7 k\u00e9p<\/strong><\/a> l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef ph\u1ed5 bi\u1ebfn trong l\u00f4 \u0111\u1ec1, ch\u1ec9 vi\u1ec7c ng\u01b0\u1eddi ch\u01a1i s\u1ebd d\u1ef1 \u0111o\u00e1n m\u1ed9t c\u1eb7p s\u1ed1 c\u00f3 hai ch\u1eef s\u1ed1 gi\u1ed1ng nhau s\u1ebd xu\u1ea5t hi\u1ec7n tr\u00ean b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1. V\u00ed d\u1ee5 nh\u01b0 33, 66, 77… v\u1edbi c\u00e1ch ch\u01a1i n\u00e0y ng\u01b0\u1eddi tham gia ch\u1ec9 c\u1ea7n \u0111\u1eb7t c\u01b0\u1ee3c v\u00e0o m\u1ed9t con s\u1ed1 l\u00f4 k\u00e9p trong m\u1ed9t v\u00e1n duy nh\u1ea5t.<\/span><\/p><\/blockquote>\nC\u00e1ch ch\u01a1i n\u00e0y kh\u00f4ng y\u00eau c\u1ea7u anh em ph\u1ea3i \u0111\u1eb7t c\u01b0\u1ee3c v\u1edbi s\u1ed1 ti\u1ec1n l\u1edbn, \u0111i\u1ec3m quan tr\u1ecdng nh\u1ea5t c\u1ee7a chi\u1ebfn thu\u1eadt n\u00e0y ch\u00ednh l\u00e0 vi\u1ec7c ng\u01b0\u1eddi tham gia ch\u1ec9 tham gia m\u1ed9t v\u00e1n duy nh\u1ea5t v\u00e0 sau \u0111\u00f3 ngh\u1ec9.<\/span><\/p>\n