function meeting(input){

let meetings = {}

for(let entrie of input){
    let [date, name]= entrie.split(" ")
    if(meetings[date]){
        console.log(`Conflict on ${date}!`)
    }else{
        meetings[date] = name
        console.log(`Scheduled for ${date}`)
    }
}
for (const [date, name] of Object.entries(meetings)){
    console.log(`${date} -> ${name}`)
}
}