View Compilation Error

0_0_24677824_32188.cpp: In function 'int main()':
0_0_24677824_32188.cpp:41:14: error: 'i' was not declared in this scope
         for( i = 0; i < k; ++i)  
              ^
0_0_24677824_32188.cpp:48:14: error: 'i' was not declared in this scope
         for( i = 1; i <= n; ++i)  
              ^
0_0_24677824_32188.cpp:56:14: error: 'i' was not declared in this scope
         for( i = 0; i < low; ++i)  
              ^