View Compilation Error

0_0_14276181_22511.cpp: In function 'int main()':
0_0_14276181_22511.cpp:89:17: error: 'temp' was not declared in this scope
                 temp[j].pr=a;temp[j].po=b;
                 ^
0_0_14276181_22511.cpp:91:18: error: 'temp' was not declared in this scope
             sort(temp,temp+k);
                  ^