#include
#include
using namespace std;
void sc(string s){
int f[26]={0},l=s.length();char x,y;
for(int i=0;i<l;i++){
x =s[i];
int d=x-‘a’;
f[d]++;
}
for(int i=0;i<26;i++){
if(f[i]>0){
y=i+'a';
cout<<y<<f[i];
}
}
}
int main()
{
string s;cin>>s;
sc(s);
return 0;
}
hi @yashtripathi6969_0cd127807d833066 dont just count and print frequency.
ans for aabaa a2b1a2 not a4b1, order is important
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