View Compilation Error

0_0_8475432_13811.cpp: In function `int solver(int)':
0_0_8475432_13811.cpp:6: error: `count' undeclared (first use this function)
0_0_8475432_13811.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8475432_13811.cpp: In function `int main()':
0_0_8475432_13811.cpp:19: error: `count' undeclared (first use this function)