#include <iostream>
#include <cstdio>
#include <cstring>
#include <cmath>
using namespace std;
string a, b;
int main(){
int t;
int temp = 0, tt, js = 0;
cin >> a;
int l = a.size();
for(int i = 0; i <= l - 1; i++){
if(a[i] == '.'){
t = 2;
tt = i;
break;
}
else if(a[i] == '/'){
t = 3;
tt = i;
break;
}
else if(a[i] == '%'){
t = 4;
}
else t = 1;
}
if(t == 1){
for(int i = l - 1; i >= 0; i--){
if(a[i] == '0' && temp == 0 && i != 0) continue;
if(a[i] != '0' || (a[i] == '0' && temp == 1) || (i == 0 && a[i] == '0')){
temp = 1;
printf("%c", a[i]);
}
}
}
if(t == 2){
if(tt == 1){
printf("%c", a[0]);
}
else{
for(int i = tt - 1; i >= 0; i--){
if(a[i] == '0' && temp == 0) continue;
if(a[i] != '0' || (a[i] == '0' && temp == 1)){
temp = 1;
printf("%c", a[i]);
}
}
}
printf(".");
temp = 0;
for(int i = tt + 1; i <= l - 1; i++){
if(a[i] == '0' && temp == 0) continue;
if(a[i] != '0' || (a[i] == '0' && temp == 1)){
temp = 1;
b += a[i];
js++;
}
}
for(int j = js - 1; j >= 0; j--){
printf("%c", b[j]);
}
if(b == "") printf("0");
}
if(t == 3){
if(tt == 1){
printf("%c", a[0]);
}
else {
for(int i = tt - 1; i >= 0; i--){
if(a[i] == '0' && temp == 0) continue;
if(a[i] != '0' || (a[i] == '0' && temp == 1)){
temp = 1;
printf("%c", a[i]);
}
}
}
printf("/");
temp = 0;
if(l - tt == 2){
printf("%c", a[tt + 1]);
}
else{
for(int i = tt + 1; i <= l - 1; i++){
if(a[i] == '0' && temp == 0) continue;
if(a[i] != '0' || (a[i] == '0' && temp == 1)){
temp = 1;
b += a[i];
js++;
}
}
for(int j = js - 1; j >= 0; j--){
printf("%c", b[j]);
}
}
}
if(t == 4){
if(l == 2){
printf("%c", a[0]);
}
else {
for(int i = l - 2; i >= 0; i--){
if(a[i] == '0' && temp == 0) continue;
if(a[i] != '0' || (a[i] == '0' && temp == 1) || (i == 0 && a[i] == '0')){
temp = 1;
printf("%c", a[i]);
}
}
}
printf("%c", a[l - 1]);
}
return 0;
}
13和15WA了,求大佬指正