function solve (input) {


    let days = Number(input.shift());
    let foodQuantity = Number(input.shift());
    let countDays = 0;
    let totalFood = 0;
    let dogFood = 0;
    let catFood  = 0;
    let dogFoodPercent = 0;
    let catFoodPercent = 0;
    let entire = 0;
    let buscuits = 0;



    for(let i = 0; i < days ; i++) {
        countDays++;

        let foodForaDay = 0;
        let dogQuantity = Number(input.shift());
        let catQuantity = Number(input.shift());

        dogFood += dogQuantity;
        catFood += catQuantity;

        foodForaDay = dogQuantity + catQuantity;


        totalFood = dogFood + catFood;


        if(countDays % 3 == 0) {
            buscuits += foodForaDay * 0.10;
        }




    }

    entire = (totalFood / foodQuantity ) * 100
    dogFoodPercent = (dogFood / totalFood) * 100
    catFoodPercent = (catFood / totalFood) * 100




    console.log(`Total eaten biscuits: ${Math.round(buscuits)}gr.`)
    console.log(`${entire.toFixed(2)}% of the food has been eaten.`)
    console.log(`${dogFoodPercent.toFixed(2)}% eaten from the dog.`)
    console.log(`${catFoodPercent.toFixed(2)}% eaten from the cat.`)





}