View Compilation Error

0_0_36718835_19881.cpp: In function 'void read_f()':
0_0_36718835_19881.cpp:22:17: error: a function-definition is not allowed here before '{' token
 void fast_cin() { std::ios::sync_with_stdio(false); std::cin.tie(); }
                 ^
0_0_36718835_19881.cpp:23:21: error: a function-definition is not allowed here before '{' token
 void run_timefuck() { std::cout << "ESC in : " << clock() * 1000.0 / CLOCKS_PER_SEC << "ms" << std::endl; }
                     ^
0_0_36718835_19881.cpp:24:1: error: a template declaration cannot appear at block scope
 template <typename T>
 ^
0_0_36718835_19881.cpp:45:1: error: a function-definition is not allowed here before '{' token
 {
 ^
0_0_36718835_19881.cpp:89:1: error: expected '}' at end of input
 }
 ^