➤ Problem Link : EDIT
👉 Hint : Simple string functions
✅ C++ Solution :
#include<bits/stdc++.h> using namespace std; int main() { char s[1003]; while(scanf("%s",s)!=EOF) { int ans1=0,ans2=0; for(int i=0;s[i]!='\n';i++) { if(!isalpha(s[i])) break; if(i%2==0) { if(isupper(s[i])) ans1++; if(islower(s[i])) ans2++; } else { if(isupper(s[i])) ans2++; if(islower(s[i])) ans1++; } } cout<<min(ans1,ans2)<<endl; } }
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