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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2019-06-08 09:26:15 -07:00
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@ -1074,7 +1074,7 @@
"source": [ "source": [
"# Puzzles\n", "# Puzzles\n",
"\n", "\n",
"Dog, Cat and Mouse\n", "## Dog, Cat and Mouse\n",
"\n", "\n",
"Consider the following puzzle. Spend exactly 100 dollars and buy exactly 100 animals. Dogs cost 15 dollars, cats cost 1 dollar, and mice cost 25 cents each. You have to buy at least one of each. How many of each should you buy?\n" "Consider the following puzzle. Spend exactly 100 dollars and buy exactly 100 animals. Dogs cost 15 dollars, cats cost 1 dollar, and mice cost 25 cents each. You have to buy at least one of each. How many of each should you buy?\n"
] ]
@ -1108,7 +1108,7 @@
"cell_type": "markdown", "cell_type": "markdown",
"metadata": {}, "metadata": {},
"source": [ "source": [
"# Sodoku\n", "## Sodoku\n",
"\n", "\n",
"<p><a target=\"_blank\" href=\"http://www.dailysudoku.com/sudoku/\">Sudoku</a>is a very popular puzzle. The goal is to insert the numbers in the boxes to satisfy only one condition: each row, column and 3x3 box must contain the digits 1 through 9 exactly once.\n", "<p><a target=\"_blank\" href=\"http://www.dailysudoku.com/sudoku/\">Sudoku</a>is a very popular puzzle. The goal is to insert the numbers in the boxes to satisfy only one condition: each row, column and 3x3 box must contain the digits 1 through 9 exactly once.\n",
" \n", " \n",
@ -1213,7 +1213,7 @@
"cell_type": "markdown", "cell_type": "markdown",
"metadata": {}, "metadata": {},
"source": [ "source": [
"# Eight queens\n", "## Eight queens\n",
"\n", "\n",
"\n", "\n",
"The eight queens puzzle is the problem of placing eight chess queens on an 8x8 chessboard so that no two queens attack each other. Thus, a solution requires that no two queens share the same row, column, or diagonal.\n", "The eight queens puzzle is the problem of placing eight chess queens on an 8x8 chessboard so that no two queens attack each other. Thus, a solution requires that no two queens share the same row, column, or diagonal.\n",