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View Compilation Error

0_0_25774158_21407\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_25774158_21407\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
        ^
0_0_25774158_21407\Main.java:2: 错误: 非法字符: '#'
#include<string>
^
0_0_25774158_21407\Main.java:3: 错误: 非法字符: '#'
#include<cstdio>
^
0_0_25774158_21407\Main.java:4: 错误: 非法字符: '#'
#include<cmath> 
^
0_0_25774158_21407\Main.java:5: 错误: 非法字符: '#'
#include<cstring> 
^
0_0_25774158_21407\Main.java:6: 错误: 非法字符: '#'
#include<algorithm> 
^
0_0_25774158_21407\Main.java:7: 错误: 非法字符: '#'
#include<functional> 
^
0_0_25774158_21407\Main.java:8: 错误: 非法字符: '#'
#include<vector>
^
0_0_25774158_21407\Main.java:9: 错误: 非法字符: '#'
#include<map> 
^
0_0_25774158_21407\Main.java:10: 错误: 非法字符: '#'
#include<queue>
^
0_0_25774158_21407\Main.java:11: 错误: 非法字符: '#'
#include<set> 
^
0_0_25774158_21407\Main.java:12: 错误: 非法字符: '#'
#include<stack>
^
0_0_25774158_21407\Main.java:13: 错误: 非法字符: '#'
#include<sstream> 
^
0_0_25774158_21407\Main.java:14: 错误: 非法字符: '#'
#define epsilon 1e-7
^
0_0_25774158_21407\Main.java:15: 错误: 非法字符: '#'
#define COUNT 100
^
0_0_25774158_21407\Main.java:17: 错误: 需要class, interface或enum
typedef long long ll;
^
0_0_25774158_21407\Main.java:18: 错误: 需要class, interface或enum
int main()
^
0_0_25774158_21407\Main.java:21: 错误: 需要class, interface或enum
	scanf("%d", &t);
	^
0_0_25774158_21407\Main.java:22: 错误: 需要class, interface或enum
	while (t--)
	^
0_0_25774158_21407\Main.java:25: 错误: 需要class, interface或enum
		scanf("%lf%lf%lf%lf", &a, &b, &x, &y);
		^
0_0_25774158_21407\Main.java:26: 错误: 需要class, interface或enum
		double T = 2 * a / (9.8*sqrt(a*a + b*b))*sqrt(2 * 9.8*y + 2 * b*x*9.8 / a);
		^
0_0_25774158_21407\Main.java:27: 错误: 需要class, interface或enum
		double t = sqrt((y + b*x / a) / 4.9 + sqrt(b*b*x*x / a / a + x*x) / b/4.9*sqrt(a*a + b*b));
		^
0_0_25774158_21407\Main.java:28: 错误: 需要class, interface或enum
		double t0 = sqrt((2 * y) / 9.8 + 2 * b*x / (a * 9.8));
		^
0_0_25774158_21407\Main.java:29: 错误: 需要class, interface或enum
		int ans = 1 + floor((t - t0) / T);
		^
0_0_25774158_21407\Main.java:30: 错误: 需要class, interface或enum
		printf("%d\n", ans);
		^
0_0_25774158_21407\Main.java:31: 错误: 需要class, interface或enum
	}
	^
0_0_25774158_21407\Main.java:33: 错误: 需要class, interface或enum
}
^
28 个错误


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