View Compilation Error

0_0_9325778_21045.cpp: In function `int gcd(int, int)':
0_0_9325778_21045.cpp:5: error: `Gcd' undeclared (first use this function)
0_0_9325778_21045.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9325778_21045.cpp: In function `int main()':
0_0_9325778_21045.cpp:10: error: stray '\161' in program
0_0_9325778_21045.cpp:10: error: stray '\161' in program
0_0_9325778_21045.cpp:12: error: `Gcd' undeclared (first use this function)