let input = ['10', '2', '1', '1', '2', '3', '3', '2', '2', '2', '1'];


let gets = this.gets || ((arr, index) => () => arr[index++])(input, 0);

let arrLength = +gets();
let arr = [];
let maxEquals=1;
let currentEquals=1;

for(let i = 1; i <= arrLength; i++){
    let arrNums = gets();
    arr.push(parseInt(arrNums));
    if(arr[i] === arr[i-1]){
        currentEquals + 1;
        if(currentEquals > maxEquals){
            maxEquals = currentEquals;
        }
    }else{
        currentEquals = 1;
    }
    // console.log(maxEquals);
}
// console.log(arr)
console.log(maxEquals);