View Compilation Error

0_0_15411950_15122.cpp: In function 'int main()':
0_0_15411950_15122.cpp:22:11: error: 'getch' was not declared in this scope
     getch();
           ^
0_0_15411950_15122.cpp: At global scope:
0_0_15411950_15122.cpp:24:5: error: expected unqualified-id before 'return'
     return 0; 
     ^
0_0_15411950_15122.cpp:25:1: error: expected declaration before '}' token
 }
 ^