View Compilation Error

0_0_33265550_29145.cpp: In function 'int main()':
0_0_33265550_29145.cpp:33:4: error: 'pr' was not declared in this scope
    pr
    ^
0_0_33265550_29145.cpp:33:4: error: expected '}' at end of input
0_0_33265550_29145.cpp:33:4: error: expected '}' at end of input
0_0_33265550_29145.cpp:33:4: error: expected '}' at end of input