解题思路:
注意事项:
参考代码:
#include<stdio.h>
int main()
{
int n, arr[10][1000] = { 0 }, b, c1 = 0, c2 = 0, c3 = 0, c4 = 0, c5 = 0, a[10] = { 0 };
scanf("%d", &n);
for (int i = 0; i < n; i++)
{
scanf("%d", &b);
if (b >= 90)
arr[0][c1++] = b;
else if (b >= 80)
arr[1][c2++] = b;
else if (b >= 70)
arr[2][c3++] = b;
else if (b >= 60)
arr[3][c4++] = b;
else
arr[4][c5++] = b;
}//统计每个分数段人数;
a[0]=c1,a[1]=c2,a[2] = c3; a[3] = c4; a[4] = c5;
for (int i = 0; i < 5; i++)
{
printf("%d ", a[i]);
}
int max = 0,q=0;
for (int i = 0; i < 5; i++)
{
if (a[i] >= max)
{
max = a[i]; q = i;//找出最大值,打印
}
}
printf("\n%d\n", max);
for (int j = 0; j < a[q]; j++)
{
for (int i = 0; i < a[q] - 1 - j; i++)
{
if (arr[q][i] <= arr[q][i + 1])
{
int t = arr[q][i];
arr[q][i] = arr[q][i + 1];//从大往小排
arr[q][i + 1] = t;
}
}
}
for (int i = 0; i < a[q]; i++)
printf("%d ", arr[q][i]);
return 0;
}
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