func_code_string: #include <bits/stdc++.h>   using namespace std;   template <class T>   T inline sqr(T x) {     return x * x;   }   template <class T>   inline void relaxMin(T &a, T b) {     a = min(a, b);   }   template <class T>   inline void relaxMax(T &a, T b) {     a = max(a, b);   }   string str(int i) {     char s[100];     sprintf(s,  %d , i);     return string(s);   }   inline int sign(int x) { return x > 0 ? 1 : (x < 0 ? -1 : 0); }   inline int myAbs(int a) { return a > 0 ? a : -a; }   const int mlen = (int)2e5 + 10;   int n;   char s[mlen];   int main() {     gets(s);     n = strlen(s);     int i = 0;     while (i < n && s[i] <= 32) i++;     while (i < n) {       char ch = s[i];       int l;       if (ch ==  , )         l = 1;       else if (ch ==  . )         l = 3;       else         l = n;       while (l > 0 && i < n && isdigit(ch) == isdigit(s[i])) putchar(s[i++]), l--;       while (i < n && s[i] <= 32) i++;       if (i < n && (ch ==  ,  || s[i] ==  .  || (isdigit(ch) && isdigit(s[i]))))         putchar(   );     }     puts(  );     return 0;   }   