View Compilation Error

0_0_2869805_19435.cpp: In function `void work(int)':
0_0_2869805_19435.cpp:49: error: `count' undeclared (first use this function)
0_0_2869805_19435.cpp:49: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2869805_19435.cpp: In function `void solve()':
0_0_2869805_19435.cpp:89: error: `count' undeclared (first use this function)