0_0_19841588_18730.cpp:1:31: error: stray '#' in program
<span style="font-size:18px;">#include<bits/stdc++.h>
^
0_0_19841588_18730.cpp:1:1: error: expected unqualified-id before '<' token
<span style="font-size:18px;">#include<bits/stdc++.h>
^
0_0_19841588_18730.cpp: In function 'int solve(int, int)':
0_0_19841588_18730.cpp:7:23: error: 'swap' was not declared in this scope
if(x < y) swap(x,y);
^
0_0_19841588_18730.cpp: In function 'int main()':
0_0_19841588_18730.cpp:14:5: error: 'cin' was not declared in this scope
cin>>T;
^
0_0_19841588_18730.cpp:17:27: error: 'scanf' was not declared in this scope
scanf("%d%d",&x,&y);
^
0_0_19841588_18730.cpp:18:28: error: '__gcd' was not declared in this scope
int gcd = __gcd(x,y); //库中已有的函数，<span style="color:#FF0000;">注意poj中要手写__gcd()</span>
^
0_0_19841588_18730.cpp:21:50: error: 'printf' was not declared in this scope
printf("Case #%d: %d\n",kase++,solve(x,y));
^
0_0_19841588_18730.cpp: At global scope:
0_0_19841588_18730.cpp:23:2: error: expected unqualified-id before '<' token
}</span>
^
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