insertionsort.cpp: In function ‘int main()’:
insertionsort.cpp:36: error: redeclaration of ‘int i’
insertionsort.cpp:18: error: ‘int i’ previously declared here
insertionsort.cpp:36: error: redeclaration of ‘int j’
insertionsort.cpp:17: error: ‘int j’ previously declared here
insertionsort.cpp:36: error: conflicting declaration ‘int temp’
insertionsort.cpp:21: error: ‘temp’ has a previous declaration as ‘double temp’