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January 12, 2021 21:22
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| // score data | |
| const dolphinsScores = [97, 112, 101]; | |
| const koalasScores = [109, 95, 106]; | |
| // helper function to average array values | |
| const avgScore = (array) => | |
| // array.reduce iterated through an array and adds each value together. | |
| // then divide the result agaisn't the legnth of the array to get the average. | |
| array.reduce((acc, val) => acc + val) / array.length; | |
| // helper function to output results | |
| const printResults = (winner, loser, winAvg, loseAvg, dqOne, dqTwo) => { | |
| //these use ternary operators, basically a one line IF statement. | |
| const resultLine = winAvg !== loseAvg ? `The ${winner} win!!` : `It's a tie!!`; | |
| const doubleDq = `Both Teams Disqualified.`; | |
| const winAvgLine = `The ${winner} average: ${winAvg}${dqOne === false ? `` : ` - Disqualified`}`; | |
| const loseAvgLine = `The ${loser} average: ${loseAvg}${dqTwo === false ? `` : ` - Disqualified`}`; | |
| const finalMessage = ` | |
| ${dqOne && dqTwo ? doubleDq : resultLine} | |
| ${winAvgLine} | |
| ${loseAvgLine} | |
| `; | |
| console.log(finalMessage); | |
| }; | |
| // wrapping main logic into it's own function | |
| const scoreCompare = (teamOne, teamTwo, scoreOne, scoreTwo, dqLimit) => { | |
| // check if both scores are above dq limit | |
| if (scoreOne >= dqLimit && scoreTwo >= dqLimit) { | |
| // team one wins | |
| if (scoreOne > scoreTwo) { | |
| printResults(teamOne, teamTwo, scoreOne, scoreTwo, false, false); | |
| // team two wins | |
| } else if (scoreOne < scoreTwo) { | |
| printResults(teamTwo, teamOne, scoreTwo, scoreOne, false, false); | |
| // tie game | |
| } else { | |
| printResults(teamOne, teamTwo, scoreOne, scoreTwo, false, false); | |
| } | |
| // else catches if score one or score two is not above the dq limit | |
| } else { | |
| // team two dq | |
| if (scoreOne >= dqLimit && scoreTwo < dqLimit) { | |
| printResults(teamOne, teamTwo, scoreOne, scoreTwo, false, true); | |
| // team one dq | |
| } else if (scoreOne < dqLimit && scoreTwo >= dqLimit) { | |
| printResults(teamTwo, teamOne, scoreTwo, scoreOne, false, true); | |
| // double dq | |
| } else { | |
| printResults(teamOne, teamTwo, scoreOne, scoreTwo, true, true); | |
| } | |
| } | |
| }; | |
| // average dolphins scores | |
| const avgDolphins = avgScore(dolphinsScores); | |
| console.log(avgDolphins); | |
| // average koalas scores | |
| const avgKoalas = avgScore(koalasScores); | |
| console.log(avgKoalas); | |
| // run the compare function | |
| scoreCompare("Dolphins", "Koalas", avgDolphins, avgKoalas, 100); |
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