Submission #7471233

---

Source Code Expand

#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define rrep(i,n) for(int i=(int)(n-1);i>=0;i--)
#define FOR(i,n,m) for(int i=n;i<=(int)(m);i++)
#define RFOR(i,n,m) for(int i=(int)(n);i>=m;i--)
#define all(x) (x).begin(),(x).end()
#define sz(x) int(x.size())
typedef long long ll;
const int INF = 1e9;
const int MOD = 1e9+7;
const ll LINF = 1e18;
using namespace std;
int main(){
    string s;
    cin>>s;
    int n=sz(s);
    rep(i,n){
        if(i==0){
            if(0<=s[i]-'a'&&s[i]-'a'<=25) s[i]=s[i]-'a'+'A';
        }
        else{
            if(0<=s[i]-'A'&&s[i]-'A'<=25) s[i]=s[i]-'A'+'a';
        }
    }
    cout<<s<<endl;
}

Submission Info

Judge Result