SOURCE

new Vue({
    el: '#exercise',
    data: {
        value: 0
    },
    computed: {
        result: function() {
            return this.value == 37 ? 'done' : 'not there yet';
        }
    },
    watch: {
        result: function() {
            var vm = this;
            setTimeout(function() {
                vm.value = 0;
            }, 5000);
        }
    },
    methods: {
        
    }
}); 

<script src="https://npmcdn.com/vue/dist/vue.js"></script>

<div id="exercise">
    <!-- 1) Show a "result" of 'not there yet' as long as "value" is not equal to 37 - you can change "value" with the buttons. Print 'done' once you did it -->
    <div>
        <p>Current Value: {{ value }}</p>
        <button @click="value += 5">Add 5</button>
        <button @click="value += 1">Add 1</button>
        <p>{{ result }}</p>
    </div>
    <!-- 2) Watch for changes in the "result" and reset the "value" after 5 seconds (hint: setTimeout(..., 5000) -->
    <div>
        <input type="text">
        <p>{{ value }}</p>
    </div>
</div>