View Compilation Error

0_0_38187476_3193.c:1:1: error: expected identifier or '(' before '/' token
 //#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
 ^
0_0_38187476_3193.c:1:3: error: stray '#' in program
 //#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
   ^
0_0_38187476_3193.c:2:3: error: stray '#' in program
 //#pragma GCC target("sse,sse2,sse3,ssse3,sse4.1,sse4.2,avx,avx2,popcnt,tune=native")
   ^
0_0_38187476_3193.c:4:3: error: stray '#' in program
 //#include <immintrin.h>
   ^
0_0_38187476_3193.c:5:3: error: stray '#' in program
 //#include <emmintrin.h>
   ^
0_0_38187476_3193.c:6:25: fatal error: bits/stdc++.h: No such file or directory
 #include <bits/stdc++.h>
                         ^
compilation terminated.