View Compilation Error

0_0_12993746_19955.cpp: In function `int Judge(int, int, int)':
0_0_12993746_19955.cpp:11: error: `ans' undeclared (first use this function)
0_0_12993746_19955.cpp:11: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_12993746_19955.cpp: In function `int JUDGE()':
0_0_12993746_19955.cpp:27: error: `ans' undeclared (first use this function)