0_0_29028279_21301\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_29028279_21301\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
^
0_0_29028279_21301\Main.java:2: 错误: 非法字符: '#'
#include <stdio.h>
^
0_0_29028279_21301\Main.java:3: 错误: 非法字符: '#'
#include <math.h>
^
0_0_29028279_21301\Main.java:6: 错误: 需要class, interface或enum
int main(){
^
0_0_29028279_21301\Main.java:8: 错误: 需要class, interface或enum
cin>>n;
^
0_0_29028279_21301\Main.java:9: 错误: 需要class, interface或enum
while(n--){
^
0_0_29028279_21301\Main.java:11: 错误: 需要class, interface或enum
cin>>a>>b;
^
0_0_29028279_21301\Main.java:12: 错误: 需要class, interface或enum
long long sum;
^
0_0_29028279_21301\Main.java:13: 错误: 需要class, interface或enum
sum=pow(2,a-b);
^
0_0_29028279_21301\Main.java:14: 错误: 需要class, interface或enum
printf("%I64d\n",sum);
^
0_0_29028279_21301\Main.java:15: 错误: 需要class, interface或enum
}
^
0_0_29028279_21301\Main.java:17: 错误: 需要class, interface或enum
}
^
13 个错误
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