leetcode

Solution to some Leetcode problems written in C++
git clone git://git.dimitrijedobrota.com/leetcode.git
Log | Files | Refs | README | LICENSE |
commitab4fef867852ac6485004582246c8a653dd58862
parentd9c665c3d6886216c99798d8c52099ff781b5a71
authorDimitrije Dobrota <mail@dimitrijedobrota.com>
dateSat, 7 Jan 2023 23:27:36 +0100

Shell problems - format.sh * format only cpp files, ignore others

Diffstat:
AProblems/0192.sh|+++++
AProblems/0193.sh|+
AProblems/0194.sh|+++++
AProblems/0195.sh|+
MREADME.md|++++
Mformat.sh|+-

6 files changed, 17 insertions(+), 1 deletions(-)

diff --git a/Problems/0192.sh b/Problems/0192.sh

@@ -0,0 +1,5 @@

// original
for word in $(tr ' ' '\n' < words.txt | sort | uniq); do grep -o "\<$word\>" words.txt | wc -l | xargs echo $word; done | sort -k2 -nr
// using uniq -c instead of counting word by word
cat words.txt | tr -s ' ' '\n' | sort | uniq -c | sort -nr | awk '{ print $2, $1 }'

diff --git a/Problems/0193.sh b/Problems/0193.sh

@@ -0,0 +1,1 @@

grep - E '^(([0-9]{3}-)|(\([0-9]{3}\) ))[0-9]{3}-[0-9]{4}$' file.txt

diff --git a/Problems/0194.sh b/Problems/0194.sh

@@ -0,0 +1,5 @@

// original
for i in $(head -n1 file.txt | wc -w | xargs seq 1); do cut -d ' ' -f$i file.txt | xargs; done
// same idea, little bit more elegant
head -n1 file.txt | wc -w | xargs seq 1 | xargs -n1 -i{} sh -c "cut -d' ' -f{} file.txt | xargs"

diff --git a/Problems/0195.sh b/Problems/0195.sh

@@ -0,0 +1,1 @@

sed - n '10,+p' file.txt

diff --git a/README.md b/README.md

@@ -90,6 +90,10 @@ for solving problems.

| 0167 | Medium | [Two Sum II - Input Array Is Sorted](Problems/0167.cpp) |
| 0173 | Medium | [Binary Search Tree Iterator](Problems/0173.cpp) |
| 0189 | Medium | [Rotate Array](Problems/0189.cpp) |
| 0192 | Medium | [Word Frequency](Problems/0192.sh) |
| 0193 | Easy | [Valid Phone Numbers](Problems/0193.sh) |
| 0194 | Medium | [Transpose File](Problems/0194.sh) |
| 0195 | Easy | [Tenth Line](Problems/0195.sh) |
| 0198 | Medium | [House Robber](Problems/0198.cpp) |
| 0199 | Medium | [Binary Tree Right Side View](Problems/0199.cpp) |
| 0200 | Medium | [Number of Islands](Problems/0200.cpp) |

diff --git a/format.sh b/format.sh

@@ -1,7 +1,7 @@

#!/bin/bash
# Format newly added files using clang-format
for i in $(git status | grep -Eo "(Problems|Templates).*")
for i in $(git status | grep -Eo "(Problems|Templates).*\.cpp")
do
echo "Formating: $i"
clang-format -i $i