0_0_28849702_22222.cpp:1:38: error: stray '#' in program
<code class="language-C++ hljs perl">#include<cstdio>
^
0_0_28849702_22222.cpp:1:1: error: expected unqualified-id before '<' token
<code class="language-C++ hljs perl">#include<cstdio>
^
0_0_28849702_22222.cpp:3:20: error: 'M' was not declared in this scope
int n,x,y,t=1,ed,f[M],b[M],g[N],nxt[M<<1],v[M<<1];
^
0_0_28849702_22222.cpp:3:25: error: 'M' was not declared in this scope
int n,x,y,t=1,ed,f[M],b[M],g[N],nxt[M<<1],v[M<<1];
^
0_0_28849702_22222.cpp:3:30: error: 'N' was not declared in this scope
int n,x,y,t=1,ed,f[M],b[M],g[N],nxt[M<<1],v[M<<1];
^
0_0_28849702_22222.cpp:3:37: error: 'M' was not declared in this scope
int n,x,y,t=1,ed,f[M],b[M],g[N],nxt[M<<1],v[M<<1];
^
0_0_28849702_22222.cpp:3:45: error: 'M' was not declared in this scope
int n,x,y,t=1,ed,f[M],b[M],g[N],nxt[M<<1],v[M<<1];
^
0_0_28849702_22222.cpp: In function 'void read(int&)':
0_0_28849702_22222.cpp:6:22: error: 'getchar' was not declared in this scope
while((c=getchar())<'0' || c>'9');
^
0_0_28849702_22222.cpp:8:22: error: 'getchar' was not declared in this scope
while((c=getchar())>='0' && c<='9') x=x*10+c-'0';
^
0_0_28849702_22222.cpp: In function 'void add(int, int)':
0_0_28849702_22222.cpp:11:5: error: 'v' was not declared in this scope
v[++ed]=y;
^
0_0_28849702_22222.cpp:12:5: error: 'nxt' was not declared in this scope
nxt[ed]=g[x];
^
0_0_28849702_22222.cpp:12:13: error: 'g' was not declared in this scope
nxt[ed]=g[x];
^
0_0_28849702_22222.cpp: In function 'bool find(int)':
0_0_28849702_22222.cpp:16:15: error: 'g' was not declared in this scope
for(int i=g[x];i;i=nxt[i]) if(b[v[i]]!=t){
^
0_0_28849702_22222.cpp:16:24: error: 'nxt' was not declared in this scope
for(int i=g[x];i;i=nxt[i]) if(b[v[i]]!=t){
^
0_0_28849702_22222.cpp:16:35: error: 'b' was not declared in this scope
for(int i=g[x];i;i=nxt[i]) if(b[v[i]]!=t){
^
0_0_28849702_22222.cpp:16:37: error: 'v' was not declared in this scope
for(int i=g[x];i;i=nxt[i]) if(b[v[i]]!=t){
^
0_0_28849702_22222.cpp:18:13: error: 'f' was not declared in this scope
if(!f[v[i]] || find(f[v[i]])) return f[v[i]]=x,1;
^
0_0_28849702_22222.cpp: In function 'int main()':
0_0_28849702_22222.cpp:29:20: error: 'printf' was not declared in this scope
printf("%d",t-1);
^
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