View Compilation Error

204069_0_29045.cpp:22: error: `s' was not declared in this scope
204069_0_29045.cpp:23: error: expected `,' or `;' before '{' token
204069_0_29045.cpp: In function `int test(int, int)':
204069_0_29045.cpp:40: error: `find' cannot be used as a function
204069_0_29045.cpp:41: error: `find' cannot be used as a function
204069_0_29045.cpp: In function `void solve()':
204069_0_29045.cpp:60: error: `find' cannot be used as a function
204069_0_29045.cpp:61: error: `find' cannot be used as a function