View Compilation Error

0_0_9021712_3047.cpp: In function `int main()':
0_0_9021712_3047.cpp:112: error: `count' undeclared (first use this function)
0_0_9021712_3047.cpp:112: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9021712_3047.cpp:125: error: `set' undeclared (first use this function)