View Compilation Error

0_0_2547911_18911.cpp:3:19: Timer.h: No such file or directory
0_0_2547911_18911.cpp: In function `int main()':
0_0_2547911_18911.cpp:65: error: `Timer' undeclared (first use this function)
0_0_2547911_18911.cpp:65: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2547911_18911.cpp:65: error: expected `;' before "t"
0_0_2547911_18911.cpp:67: error: `t' undeclared (first use this function)