View Compilation Error

886070_0_0_1146.cpp:5: error: `maxn' was not declared in this scope
886070_0_0_1146.cpp:5: error: `maxn' was not declared in this scope
886070_0_0_1146.cpp: In function `int hug()':
886070_0_0_1146.cpp:13: error: `match1' undeclared (first use this function)
886070_0_0_1146.cpp:13: error: (Each undeclared identifier is reported only once for each function it appears in.)
886070_0_0_1146.cpp:13: error: `match2' undeclared (first use this function)