```c
#include<bits/stdc++.h>
using namespace std;
int main()
{
long long int a,a1=0,b,b1=0;
char c;
cin>>a;
while(a!=0)
{
a1=a1*10+a%10;
a/=10;
}
cout<<a1;
if(c==10) return 0;
cout<<c;
if(c==37) return 0;
cin>>b;
while(b!=0)
{
b1=b1*10+b%10;
b/=10;
}
cout<<b1;
return 0;
}
```
by 竹·寒 @ 2019-05-10 16:06:02
```cpp
program P1553(input,output);
var
s:string;
i,j,p:longint;
flag:boolean;
begin
readln(s);
if (pos('/',s)=0)and(pos('%',s)=0)and(pos('.',s)=0) then
begin
if (length(s)=1)and(s[1]='0') then
begin
writeln('0');
halt;
end
else
begin
for j:=length(s) downto 1 do
if s[j]='0' then delete(s,j,1) else break;
for i:=length(s) downto 1 do
write(s[i]);
halt;
end;
end;
if pos('/',s)<>0 then//分数
begin
p:=pos('/',s);
for j:=p-1 downto 1 do
if s[j]='0' then delete(s,j,1) else break;
p:=pos('/',s);
if p=1 then write('0') else for i:=p-1 downto 1 do write(s[i]);
write('/');
for j:=length(s) downto p+1 do
if s[j]='0' then delete(s,j,1) else break;
for i:=length(s) downto p+1 do
write(s[i]);
halt;
end;
if pos('%',s)<>0 then//百分数
begin
flag:=false;
for i:=1 to length(s) do
if (s[i]<>'0')or(s[i]<>'%') then flag:=true;
if flag then
begin
for j:=length(s)-1 downto 1 do
if s[j]='0' then delete(s,j,1) else break;
if length(s)<>1 then
begin
for i:=length(s)-1 downto 1 do
write(s[i]);
end
else
write('0');
write('%');
halt;
end
else
begin
write('0%');
halt;
end;
end;
if pos('.',s)<>0 then//小数
begin
p:=pos('.',s);
for j:=p-1 downto 1 do
if s[j]='0' then delete(s,j,1) else break;
p:=pos('.',s);
if p=1 then write('0');
for i:=p-1 downto 1 do
write(s[i]);
write('.');
if (s[p+1]='0')and(p+2>length(s))then begin write('0');halt;end
else
begin
j:=p+1;
if (s[j]='0')and(s[j+1]<>'0') then delete(s,j,1) else
begin
for j:=p+1 to length(s) do
if s[j]='0' then delete(s,j,1) else break;
end;
for i:=length(s) downto p+1 do
write(s[i]);
halt;
end;
end;
end.
```
by jsxx_43 @ 2019-05-10 16:28:02
为什么我看不懂你写的什么？？？？
你可以对代码解释一下么？？
by FoxSuzuran @ 2019-05-10 16:28:05
@[竹·寒](/space/show?uid=146276)
怎么感觉你没有考虑小数？
by ld_k_s @ 2019-05-10 16:30:11
@[我的主人](/space/show?uid=138265)
他们的语言不一样
by ld_k_s @ 2019-05-10 16:30:53
@[Sean0204](/space/show?uid=106795) 可能是，但我连点1都过不去
by 竹·寒 @ 2019-05-10 16:45:13
@[竹·寒](/space/show?uid=146276)
点1的内容是啥
by ld_k_s @ 2019-05-10 16:51:26
@[Sean0204](/space/show?uid=106795) 6980358432985
by 竹·寒 @ 2019-05-10 16:52:59
@[竹·寒](/space/show?uid=146276)
而且你没有考虑符号，如果测试店里有符号，就会错
by ld_k_s @ 2019-05-10 16:53:00
@[Sean0204](/space/show?uid=106795) 明白
by 竹·寒 @ 2019-05-10 16:56:38