Sort using lambda c++

vector<int> v = {50, -10, 20, -30};

sort(v.begin(), v.end());  // the default sort
// now v should be { -30, -10, 20, 50 }

// sort by absolute value:
sort(v.begin(), v.end(), [](int a, int b) { return abs(a)<abs(b); });
// now v should be { -10, 20, -30, 50 }

Similar codes

4 votes118 views2 answers
Extended euclidean algorithm
C++
3 votes125 views2 answers
Access last element of set c++
C++
-1 vote115 views1 answer
Easy c++ code
C++
0 vote130 views1 answer
C++ start process and get output
C++
-1 vote121 views1 answer
C++ if else
C++
1 vote119 views1 answer
C++ char define
C++
7 votes109 views6 answers
C++ sleep function
C++
0 vote111 views1 answer
Rgb(100,100,100,0.5) validation c++
C++
0 vote111 views1 answer
Apertura file in c++
C++
0 vote120 views1 answer
Temparory Email Id
C++