0_0_13813284_24585.cpp:1:10: error: #include expects "FILENAME" or <FILENAME>
#include <stdio.h><br>#include <string.h><br>#include <algorithm><br>#include <iostream><br>#include <map><br><br>using namespace std;<br><br>int n;<br>long double C[128][128],D[101];<br>long double F[128],G[128],W[128];<br><br>int main()<br>{<br> int T;<br> int nowCase = 0;<br> scanf(\"%d\",&T);<br> memset(C,0,sizeof(C));<br> C[0][0] = 1;<br> for (int i = 1;i <= 100;++i)<br> {<br> C[i][0] = 1;<br> for (int j = 1;j <= i;++j)<br> C[i][j] = C[i-1][j-1] + C[i-1][j];<br> }<br> memset(W,0,sizeof(W));<br> W[2] = 1;<br> for (int i = 3;i <= 100;++i)<br> W[i] = C[i][2] * W[i-1];<br> memset(F,0,sizeof(F));<br> memset(G,0,sizeof(G));<br> F[2] = 1;<br> G[2] = 2;<br> for (int i = 3;i <= 100;++i)<br> {<br> F[i] = ((i-1) + C[i][2] * F[i-1])\/C[i][2];<br> G[i] = ((C[i][2] - 1)*G[i-1] + 2*F[i-1] + 2)\/C[i][2];<br> }<br> for (int i = 3;i <= 10;++i)<br> cout << F[i] << \" \" << G[i] << endl;<br><br> for (int cs = 1;cs <= T;++cs)<br> {<br> int n,sum = 0;<br> scanf(\"%d\",&n);<br> for (int i = 1;i <= n;++i)<br> {<br> cin >> D[i];<br> sum += (int)D[i];<br> }<br> long double ans = 0.00;<br> for (int i = 1;i <= n;++i)<br> ans += D[i]*D[i]*F[n];<br> for (int i = 1;i <= n;++i)<br> for (int j = i+1;j <= n;++j)<br> ans += D[i]*D[j]*G[n];<br> printf(\"Case %d: \",++nowCase);<br> printf(\"%0.2f\\n\",(double)ans);<br> }<br> return 0;<br>}<br>","post_no":1,"type":"0","comment_num":0,"props":null,"post_index":0}}'
^
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