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二维数组的生成赋值与排序;
每一行的最大值;
每一列的最大值;
实现下三角输出;
实现上三角输出
/*二维数组的生成赋值与排序;
每一行的最大值;
每一列的最大值;
实现下三角输出;
实现上三角输出*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include<time.h>
int max (int a, int b)
{
if(a <= b)
return b;
else
return a;
}
int min(int a, int b)
{
if (a >= b)
return b;
else
return a;
}
void main()
{
srand(time(NULL));
int a[5][5] = { 0 };
int b, i = 0, n = 99, j,k;
/*
printf("please input the array which is limited in 10*10\n");
printf("please end this task by inputing 0 (the array is set 0!)\n");
do
{
for (i = 0; i < 9; i )
{
for (b = 0; b < 9; b )
{
scanf("%d", &n);
if (n == 0)
break;
a[i][b] = n;
}
if (n == 0)
break;
}
} while (n != 0);
*/
printf("数组输出:\n");
for (i = 0; i < 9; i )
{
for (b = 0; b < 9; b )
{
a[i][b] = rand() %10;
printf("%12d", a[i][b]);
}
printf("\n");
}
/* for (i = 0; i < 9; i )
{
for (b = 0; b < 9; b )
{
printf("%10d", a[i][b]);
}
printf("\n");
}*/
for(i = 0; i<9;i )
{
for(b = 0; b <8;b )
{
j = max(a[i][b],a[i][b 1]);
}
printf("第%d行的最大值是%d\n",i,j);
}
for(i = 0; i<9;i )
{
for(b = 0; b <8;b )
{
j = min(a[b][i],a[b 1][i]);
}
printf("第%d列的最小值是%d\n",i,j);
}
printf("上三角输出是\n");
for (i = 0; i < 5; i )
{
for (b = 0; b < 4-i; b )
{
printf(" ");
}
for (b =4-i; b <= 4 i; b )
{
printf("%4d",a[i][b]);
}
for (b = 0; b <= 4 - i; b )
{
printf(" ");
}
printf("\n");
}
printf("倒三角输出是\n");
k=0;
for (i = 4; i >=0; i--)
{
/*for (b = 0; b < 4 - i; b )
{
printf(" ");
}*/
if(i==4)
printf(" ");
for (b = 4 - i; b <= 4 i; b )
{
printf("%d ",a[i][b]);
}
printf("\n");
k=k 1;
for (b = 0; b < 3 k*4; b )
{
printf(" ");
}
}
printf("Hello world!\n");
//return 0;
}