c语言从键盘输入一个二维数组
时间: 2024-01-29 07:09:25 浏览: 172
以下是一个示例程序,演示如何从键盘输入一个二维数组:
```c
#include <stdio.h>
int main() {
int a[2][3];
// 从键盘输入二维数组的元素
for (int i = 0; i < 2; i++) {
for (int j = 0; j < 3; j++) {
printf("请输入一个整数:\n");
scanf("%d", &a[i][j]);
}
printf("\n");
}
// 输出原始的二维数组
printf("原始的二维数组:\n");
for (int i = 0; i < 2; i++) {
for (int j = 0; j < 3; j++) {
printf("%d ", a[i][j]);
}
printf("\n");
}
// 行列交换输出二维数组
printf("行列交换输出的二维数组:\n");
for (int i = 0; i < 3; i++) {
for (int j = 0; j < 2; j++) {
printf("%d ", a[j][i]);
}
printf("\n");
}
return 0;
}
```
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