//输入班级人数
var perCount = parseInt(prompt("请输入班级人数:"));
var perScore = [];
for (var i = 1; i <= perCount; i++) {
//输入成绩并将成绩存储在空数组里
perScore[perScore.length] = Number(prompt("请输入第" + i + "个人成绩:"));
}
var sum = 0;
var avg;
var maxScore = perScore[0];
var minScore = perScore[0];
for (var j = 0; j < perScore.length; j++) {
sum += perScore[j];
if (maxScore < perScore[j]) {
maxScore = perScore[j];
} else if (minScore > perScore) {
minScore = perScore[j];
}
}
avg = sum / perScore.length;
console.log("总成绩为:" + sum);
console.log("平均成绩为:" + avg);
console.log("最大成绩为:" + maxScore);
console.log("最小成绩为:" + minScore);
输入班级人数,输入成绩--求总成绩、平均值、最小值、最大值
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转载自blog.csdn.net/weixin_43608739/article/details/89356446
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