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View Compilation Error

0_0_22297329_13107.cpp:1:1: error: 'include' does not name a type
 include<bits/stdc++.h>
 ^
0_0_22297329_13107.cpp: In function 'void build()':
0_0_22297329_13107.cpp:21:36: error: 'memset' was not declared in this scope
     memset(head, 0xff, sizeof(head));
                                    ^
0_0_22297329_13107.cpp:22:25: error: 'scanf' was not declared in this scope
     scanf("%d%d", &n, &m); cnt = 0;
                         ^
0_0_22297329_13107.cpp: In function 'int xorgauss(int)':
0_0_22297329_13107.cpp:52:34: error: 'swap' was not declared in this scope
             swap(val[j], val[row]);
                                  ^
0_0_22297329_13107.cpp: In function 'void work()':
0_0_22297329_13107.cpp:64:31: error: 'memset' was not declared in this scope
     memset(vis, 0, sizeof(vis));
                               ^
0_0_22297329_13107.cpp:70:25: error: 'printf' was not declared in this scope
     printf("%lld\n", ans);
                         ^
0_0_22297329_13107.cpp: In function 'int main()':
0_0_22297329_13107.cpp:74:26: error: 'scanf' was not declared in this scope
     int T; scanf("%d", &T);
                          ^
0_0_22297329_13107.cpp:76:35: error: 'printf' was not declared in this scope
         printf("Case #%d: ", kcase);
                                   ^


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