#include <stdio.h>

#include <string.h>

int main(){

    char arr1[4]="abc";

    char arr2[4]={'a','b','c','\0'};

    printf("%s,---%s,%d\n",arr1,arr2,'\0');

arr1[0]='f';

arr1[1]='g';

arr1[2]='h';

arr1[3]='m';

    printf("赋值后结果%s\n",arr1);

    strcpy(arr1,"123");

    printf("第二次赋值后结果%s\n",arr1);

    return 0;

}

#include <stdio.h>

#include <string.h>

int main(){

    char arr1[4]="abc";

    char arr2[4]={'a','b','c','\0'};

    printf("%s,---%s,%d\n",arr1,arr2,'\0');

arr1[0]='f';

arr1[1]='g';

arr1[2]='h';

arr1[3]='m';

    printf("赋值后结果%s\n",arr1);

    strcpy(arr1,"123");

    printf("第二次赋值后结果%s\n",arr1);

    return 0;

}