@[少年振振](/user/308191) 能不能发下数据
by xixike @ 2020-02-13 22:50:16
@[xixike](/user/158846)
这是输入数据
99
-1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 1 8
这是输出
-x^99-7x^50+100x^2+x+8
by 少年振振 @ 2020-02-14 09:38:19
@[少年振振](/user/308191)
```cpp
if(a[n-1]==0)
printf("");
else if(a[n-1]==1)
printf("x");
else if(a[n-1]==-1)
printf("-x");
else if(a[n-1]>0)
{
printf("+%dx",a[n-1]);
}
else
{
printf("%dx",a[n-1]);
}
```
中
```cpp
else if(a[n-1]==1)
printf("x");
```
应改为
```cpp
else if(a[n-1]==1)
printf("+x");
```
亲测AC
by xixike @ 2020-02-14 10:41:35
课间帮你看了看
by xixike @ 2020-02-14 10:41:50
@[xixike](/user/158846) 谢谢谢谢
by 少年振振 @ 2020-02-14 10:57:47