# Euler problems/161 to 170

### From HaskellWiki

< Euler problems(Difference between revisions)

(Fixed broken links) |
(Added problems 164-167) |
||

Line 21: | Line 21: | ||

<haskell> | <haskell> | ||

problem_163 = undefined | problem_163 = undefined | ||

+ | </haskell> | ||

+ | |||

+ | == [http://projecteuler.net/index.php?section=view&id=164 Problem 164] == | ||

+ | Numbers for which no three consecutive digits have a sum greater than a given value. | ||

+ | |||

+ | Solution: | ||

+ | <haskell> | ||

+ | problem_164 = undefined | ||

+ | </haskell> | ||

+ | |||

+ | == [http://projecteuler.net/index.php?section=view&id=165 Problem 165] == | ||

+ | Intersections | ||

+ | |||

+ | Solution: | ||

+ | <haskell> | ||

+ | problem_165 = undefined | ||

+ | </haskell> | ||

+ | |||

+ | == [http://projecteuler.net/index.php?section=view&id=166 Problem 166] == | ||

+ | Criss Cross | ||

+ | |||

+ | Solution: | ||

+ | <haskell> | ||

+ | problem_166 = undefined | ||

+ | </haskell> | ||

+ | |||

+ | == [http://projecteuler.net/index.php?section=view&id=167 Problem 167] == | ||

+ | Investigating Ulam sequences | ||

+ | |||

+ | Solution: | ||

+ | <haskell> | ||

+ | problem_167 = undefined | ||

</haskell> | </haskell> |

## Revision as of 23:48, 10 November 2007

## Contents |

## 1 Problem 161

Triominoes

Solution:

problem_161 = undefined

## 2 Problem 162

Hexadecimal numbers

Solution:

problem_162 = undefined

## 3 Problem 163

Cross-hatched triangles

Solution:

problem_163 = undefined

## 4 Problem 164

Numbers for which no three consecutive digits have a sum greater than a given value.

Solution:

problem_164 = undefined

## 5 Problem 165

Intersections

Solution:

problem_165 = undefined

## 6 Problem 166

Criss Cross

Solution:

problem_166 = undefined

## 7 Problem 167

Investigating Ulam sequences

Solution:

problem_167 = undefined