View Compilation Error

0_0_16154691_32177.cpp: In function 'int main()':
0_0_16154691_32177.cpp:44:13: error: expected ';' before 'for'
             for(int j=ls-2;ls>=ls-5;j--)
             ^
0_0_16154691_32177.cpp:44:37: error: 'j' was not declared in this scope
             for(int j=ls-2;ls>=ls-5;j--)
                                     ^