将字符串转换为c中的二维数组

#include <stdio.h>
#include <string.h>

#define MAX_ROWS 10
#define MAX_COLS 10

void stringTo2DArray(const char* str, char arr[MAX_ROWS][MAX_COLS], int rows, int cols) {
    int len = strlen(str);
    int index = 0;

    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            if (index < len) {
                arr[i][j] = str[index++];
            } else {
                arr[i][j] = '\0'; // 如果字符串长度不足，用空字符填充
            }
        }
    }
}

int main() {
    const char* str = "Hello, World!";
    char arr[MAX_ROWS][MAX_COLS];

    int rows = 3;
    int cols = 5;

    stringTo2DArray(str, arr, rows, cols);

    // 打印二维数组
    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            printf("%c ", arr[i][j]);
        }
        printf("\n");
    }

    return 0;
}

H e l l o 
,   W o r 
l d !