Congklak is a favorite populist game played at least 2 (two) players or in this article were human user and computer (AI). An essential point of playing congklak is to collect as many congklak seeds as possible to win the game, to win form from congklak it need a technique and it’s different for each players. Breadth First Search algorithm is a search algorithm which process to visit each node and the neighbors node to generate optimal graph that gives the best solution to computer (AI) and in this case were to complete the congklak game. Breadth First Search algorithm could be uses an alternative solution for optimal solution to win congklak with the help of mathematical computation.

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This study is aimed to determine the effect of Raisa Adriana celebrity endorser in Magnum ice cream brand image advertising on the consumer of Transmart Carrefour Plaza Medan Fair. The study was conducted at Transmart Carrefour Plaza Medan Fair in 2016. The data used in this study was primary data in the form of interviews and questionnaires which distributed to the 138 research respondents. The data were analyzed by simple regression where the hypothesis was tested by using the coefficient of determination and partial test. Moreover, the data was processed by SPSS application. The results showed that the celebrity endorser Raisa Adriana have a positive and significant effect to brand image of Magnum ice cream at Transmart Carrefour Plaza Medan Fair customers.

Service quality is very important in the development of a hotel, namely to attract guests who come and become regular visitors, as well as price and location. Price and location is one of the keys to the success of a business, especially in the hospitality sector. Currently every hotel has the goal of ensuring an adequate level of profitability from its core activities, which can be achieved not only by reducing the cost of providing hotel services, but also by setting an optimal price for their services. and the location at the Hotel Pansur Gading Ressort. The respondents of this study were 20% of all hotel guests, namely 40 people. This research method used SPSS 25, the data analysis method was descriptive quantitative, and this study used multiple linear regression analysis mode. The results of this study explain that the better the quality of service, price and location, the higher the level of visitors. Partially, the service quality and price variables of this study have no effect on the dependent variable And Resort. However, the location variable has a positive and significant effect on the purchasing decisions of visitors at Pancur Gading Hotel And Resort.

We have experienced Covid 19 for 2 years, what we call the covid 19 pandemic, the policy to maintain distance to reduce the spread of the covid 19 virus has changed the learning process from a face-to-face model to an online learning model. The lecture learning process is carried out online with the obligation to maintain and pay attention to the quality of learning so that maximum learning outcomes are achieved, as well as paying attention to the learning motivation of the students themselves. The purpose of this study was to determine and describe the effect of learning motivation and learning quality on student learning outcomes during the pandemic. Where the respondents of this study were students of the Sukma College of Management Sciences (STIM) who were active until 2020. This study used a quantitative descriptive method. This study concluded that there was a partial and simultaneous influence between learning motivation and learning quality on student learning outcomes during the pandemic