0_0_22716340_24660\Main.java:1: 错误: 非法字符: '#'
#include<bits/stdc++.h>
^
0_0_22716340_24660\Main.java:1: 错误: 需要class, interface或enum
#include<bits/stdc++.h>
^
0_0_22716340_24660\Main.java:4: 错误: 需要class, interface或enum
struct point
^
0_0_22716340_24660\Main.java:8: 错误: 需要class, interface或enum
}p[10003];
^
0_0_22716340_24660\Main.java:10: 错误: 需要class, interface或enum
double det(double x1, double y1, double x2, double y2)
^
0_0_22716340_24660\Main.java:13: 错误: 需要class, interface或enum
}
^
0_0_22716340_24660\Main.java:18: 错误: 需要class, interface或enum
}
^
0_0_22716340_24660\Main.java:23: 错误: 需要class, interface或enum
return a.y < b.y;
^
0_0_22716340_24660\Main.java:24: 错误: 需要class, interface或enum
}
^
0_0_22716340_24660\Main.java:27: 错误: 需要class, interface或enum
int top;
^
0_0_22716340_24660\Main.java:28: 错误: 需要class, interface或enum
point res[10003<<1];
^
0_0_22716340_24660\Main.java:30: 错误: 需要class, interface或enum
void graham()
^
0_0_22716340_24660\Main.java:33: 错误: 需要class, interface或enum
int i;
^
0_0_22716340_24660\Main.java:34: 错误: 需要class, interface或enum
top = -1;
^
0_0_22716340_24660\Main.java:35: 错误: 需要class, interface或enum
if(n <= 2 ) return;
^
0_0_22716340_24660\Main.java:36: 错误: 需要class, interface或enum
res[++top] = p[0];
^
0_0_22716340_24660\Main.java:37: 错误: 需要class, interface或enum
res[++top] = p[1];
^
0_0_22716340_24660\Main.java:38: 错误: 需要class, interface或enum
for(i = 2; i < n; i++)
^
0_0_22716340_24660\Main.java:38: 错误: 需要class, interface或enum
for(i = 2; i < n; i++)
^
0_0_22716340_24660\Main.java:38: 错误: 需要class, interface或enum
for(i = 2; i < n; i++)
^
0_0_22716340_24660\Main.java:42: 错误: 需要class, interface或enum
res[++top] = p[i];
^
0_0_22716340_24660\Main.java:43: 错误: 需要class, interface或enum
}
^
0_0_22716340_24660\Main.java:45: 错误: 需要class, interface或enum
int t = top;
^
0_0_22716340_24660\Main.java:46: 错误: 需要class, interface或enum
for(i = n - 3; i >= 0; i--)
^
0_0_22716340_24660\Main.java:46: 错误: 需要class, interface或enum
for(i = n - 3; i >= 0; i--)
^
0_0_22716340_24660\Main.java:46: 错误: 需要class, interface或enum
for(i = n - 3; i >= 0; i--)
^
0_0_22716340_24660\Main.java:50: 错误: 需要class, interface或enum
res[++top] = p[i];
^
0_0_22716340_24660\Main.java:51: 错误: 需要class, interface或enum
}
^
0_0_22716340_24660\Main.java:56: 错误: 需要class, interface或enum
int i;
^
0_0_22716340_24660\Main.java:57: 错误: 需要class, interface或enum
p[n] = p[0];
^
0_0_22716340_24660\Main.java:58: 错误: 需要class, interface或enum
for (i = 0; i < n; i++)
^
0_0_22716340_24660\Main.java:58: 错误: 需要class, interface或enum
for (i = 0; i < n; i++)
^
0_0_22716340_24660\Main.java:58: 错误: 需要class, interface或enum
for (i = 0; i < n; i++)
^
0_0_22716340_24660\Main.java:60: 错误: 需要class, interface或enum
return fabs(s)/2;
^
0_0_22716340_24660\Main.java:61: 错误: 需要class, interface或enum
}
^
0_0_22716340_24660\Main.java:66: 错误: 需要class, interface或enum
int T;scanf("%d",&T);
^
0_0_22716340_24660\Main.java:66: 错误: 需要class, interface或enum
int T;scanf("%d",&T);
^
0_0_22716340_24660\Main.java:67: 错误: 需要class, interface或enum
while(T--)
^
0_0_22716340_24660\Main.java:70: 错误: 需要class, interface或enum
for(i = 0; i < n; i++)
^
0_0_22716340_24660\Main.java:70: 错误: 需要class, interface或enum
for(i = 0; i < n; i++)
^
0_0_22716340_24660\Main.java:70: 错误: 需要class, interface或enum
for(i = 0; i < n; i++)
^
0_0_22716340_24660\Main.java:72: 错误: 需要class, interface或enum
graham();
^
0_0_22716340_24660\Main.java:73: 错误: 需要class, interface或enum
if(top <= 2) { printf("0\n"); continue; }
^
0_0_22716340_24660\Main.java:73: 错误: 需要class, interface或enum
if(top <= 2) { printf("0\n"); continue; }
^
0_0_22716340_24660\Main.java:73: 错误: 需要class, interface或enum
if(top <= 2) { printf("0\n"); continue; }
^
0_0_22716340_24660\Main.java:75: 错误: 需要class, interface或enum
printf("%.1f\n", ans);
^
0_0_22716340_24660\Main.java:76: 错误: 需要class, interface或enum
}
^
0_0_22716340_24660\Main.java:78: 错误: 需要class, interface或enum
}
^
48 个错误
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