Euler problems/141 to 150
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Problem 141
Investigating progressive numbers, n, which are also square.
Solution:
problem_141 = undefined
Problem 142
Perfect Square Collection
Solution:
problem_142 = undefined
Problem 143
Investigating the Torricelli point of a triangle
Solution:
problem_143 = undefined
Problem 144
Investigating multiple reflections of a laser beam.
Solution:
problem_144 = undefined
Problem 145
How many reversible numbers are there below one-billion?
Solution:
problem_145 = undefined
Problem 146
Investigating a Prime Pattern
Solution:
problem_146 = undefined
Problem 147
Rectangles in cross-hatched grids
Solution:
problem_147 = undefined
Problem 148
Exploring Pascal's triangle.
Solution:
problem_148 = undefined
Problem 149
Searching for a maximum-sum subsequence.
Solution:
problem_149 = undefined
Problem 150
Searching a triangular array for a sub-triangle having minimum-sum.
Solution:
problem_150 = undefined