Soi c\u1ea7u qu\u1ea3 tr\u00e1m l\u00e0 g\u00ec?<\/span><\/h2>\nSoi c\u1ea7u h\u00ecnh qu\u1ea3 tr\u00e1m<\/strong> l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u d\u1ef1a v\u00e0o quy lu\u1eadt \u0111\u1ec3 gh\u00e9p c\u00e1c v\u1ecb tr\u00ed c\u00f3 m\u1eb7t tr\u00ean b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 k\u1ef3 tr\u01b0\u1edbc t\u1ea1o th\u00e0nh h\u00ecnh qu\u1ea3 tr\u00e1m \u0111\u1ec3 ph\u00e2n t\u00edch b\u1eaft l\u00f4 \u0111\u00e1nh cho ng\u00e0y h\u00f4m nay.<\/p>\nC\u1ee5 th\u1ec3 n\u1ebfu 3 gi\u1ea3i x\u1ed5 s\u1ed1 li\u1ec1n nhau xu\u1ea5t hi\u1ec7n 2 con s\u1ed1 A \u2013 B<\/strong><\/span> s\u1eafp x\u1ebfp theo h\u00ecnh qu\u1ea3 tr\u00e1m<\/strong> th\u00ec anh em m\u1ea1nh d\u1ea1n \u0111\u1eadp ngay con b\u1ea1ch th\u1ee7 B \u2013 A<\/strong><\/span>. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng c\u1ea7u l\u00f4 \u00edt g\u1eb7p nh\u1ea5t v\u00e0 kh\u00f4ng hay xu\u1ea5t hi\u1ec7n.<\/p>\nC\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 h\u00ecnh qu\u1ea3 tr\u00e1m<\/span><\/h2>\nPh\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c anh em cao th\u1ee7 g\u1ecdi l\u00e0 c\u00e1ch b\u1eaft con b\u1ea1ch th\u1ee7 l\u00f4 th\u1ea7n ch\u01b0\u1edfng, t\u1ee9c l\u00e0 \u00edt khi \u0111\u00e1nh nh\u01b0ng m\u1ed7i khi \u0111\u00e1nh l\u00e0 th\u1eafng l\u1edbn. L\u00fd do l\u00e0 v\u00ec d\u1ea1ng n\u00e0y r\u1ea5t \u00edt khi ra nh\u01b0ng n\u00eau anh em n\u00e0o hi\u1ec3u v\u00e0 vi\u1ebft qua quy lu\u1eadt n\u00e0y th\u00ec b\u1eaft g\u1eb7p n\u00f3 th\u00ec b\u1eaft \u0111\u00e1nh lu\u00f4n kh\u00f4ng c\u1ea7n suy ngh\u0129 nhi\u1ec1u.<\/p>\n
D\u01b0\u1edbi \u0111\u00e2y t\u00f4i xin \u0111\u01b0\u1ee3c chia s\u1ebb v\u1edbi anh em 2 tr\u01b0\u1eddng h\u1ee3p c\u00f3 th\u1ec3 x\u1ea3y ra nh\u01b0 sau:<\/p>\n
1. C\u1ea7u l\u00f4 theo quy lu\u1eadt h\u00ecnh qu\u1ea3 tr\u00e1m<\/span><\/h3>\nAnh em xem v\u00ed d\u1ee5 tham kh\u1ea3o c\u00f4ng th\u1ee9c soi c\u1ea7u h\u00ecnh qu\u1ea3 tr\u00e1m<\/strong> nh\u01b0 sau:<\/p>\n
C\u1ee5 th\u1ec3 n\u1ebfu 3 gi\u1ea3i x\u1ed5 s\u1ed1 li\u1ec1n nhau xu\u1ea5t hi\u1ec7n 2 con s\u1ed1 A \u2013 B<\/strong><\/span> s\u1eafp x\u1ebfp theo h\u00ecnh qu\u1ea3 tr\u00e1m<\/strong> th\u00ec anh em m\u1ea1nh d\u1ea1n \u0111\u1eadp ngay con b\u1ea1ch th\u1ee7 B \u2013 A<\/strong><\/span>. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng c\u1ea7u l\u00f4 \u00edt g\u1eb7p nh\u1ea5t v\u00e0 kh\u00f4ng hay xu\u1ea5t hi\u1ec7n.<\/p>\n Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c anh em cao th\u1ee7 g\u1ecdi l\u00e0 c\u00e1ch b\u1eaft con b\u1ea1ch th\u1ee7 l\u00f4 th\u1ea7n ch\u01b0\u1edfng, t\u1ee9c l\u00e0 \u00edt khi \u0111\u00e1nh nh\u01b0ng m\u1ed7i khi \u0111\u00e1nh l\u00e0 th\u1eafng l\u1edbn. L\u00fd do l\u00e0 v\u00ec d\u1ea1ng n\u00e0y r\u1ea5t \u00edt khi ra nh\u01b0ng n\u00eau anh em n\u00e0o hi\u1ec3u v\u00e0 vi\u1ebft qua quy lu\u1eadt n\u00e0y th\u00ec b\u1eaft g\u1eb7p n\u00f3 th\u00ec b\u1eaft \u0111\u00e1nh lu\u00f4n kh\u00f4ng c\u1ea7n suy ngh\u0129 nhi\u1ec1u.<\/p>\n D\u01b0\u1edbi \u0111\u00e2y t\u00f4i xin \u0111\u01b0\u1ee3c chia s\u1ebb v\u1edbi anh em 2 tr\u01b0\u1eddng h\u1ee3p c\u00f3 th\u1ec3 x\u1ea3y ra nh\u01b0 sau:<\/p>\n Anh em xem v\u00ed d\u1ee5 tham kh\u1ea3o c\u00f4ng th\u1ee9c soi c\u1ea7u h\u00ecnh qu\u1ea3 tr\u00e1m<\/strong> nh\u01b0 sau:<\/p>\nC\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 h\u00ecnh qu\u1ea3 tr\u00e1m<\/span><\/h2>\n
1. C\u1ea7u l\u00f4 theo quy lu\u1eadt h\u00ecnh qu\u1ea3 tr\u00e1m<\/span><\/h3>\n