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请将代码补充完整。01 #include 0203 void _strcpy(char target, char src); //拷贝字符串的函数04 char getString(char str); //输入字符串0506 int main()07 {08 char a[256], b[256];09 getString(a);10 _strcpy(b,a);11 printf("%s\n",b);12 return 0;13 }1415 void _strcpy(char target, char src)16 {17 int i = 0;18 char c = 0;19 while((c=(src+i)) != 0)20 {21 (target + i) = c;22 ++i;23 }24 (target+i)=0;25 }2627 char getString(char str)28 {29 //assert(str); //可自行扩充，对str进行一些合法性检查，或退出程序，或弹窗，或输出错误信息30 char buffer = str;31 while (1)32 {33 char temp = getchar();34 if (temp == '\n')35 {36 ;37 }38 buffer = temp;39 ++buffer;40 }41 buffer = 0;42 ;43 }

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请将代码补充完整。01 #include 02 #include 03 #include 0405 char getFileExtName(char );0607 int main()08 {09 char fname[255], extname;10 scanf("%s", fname);11 extname = getFileExtName(fname);12 printf(extname);13 free(extname);14 return 0;15 }1617 char getFileExtName(char filename)18 {19 int len = strlen(filename);20 int i = len - 1, size = 0, j = 0;21 char p = NULL;22 while(i >= 0)23 {24 if((filename+i) == '.');25 --i;26 }27 if(i < 0) return NULL;28 size = len-i;29 p = (char )malloc(sizesizeof());30 for(j = 0; j < size; j++)31 {32 (p+j)=filename[i+j+1];33 }34 *(p+j)=0;35 ;36 }

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请将代码补充完整。01 #include 0203 void draw(int );0405 int main()06 {07 int level;08 scanf("%d", &level);09 draw(level);10 return 0;11 }1213 void draw(int level)14 {15 int i = 0, j = 0;16 for(i = 0; i <; ++i)17 {18 for(j=0; j <; ++j)19 printf(" ");20 for(j=0; j < 2*i+1; ++j)21 ;22 printf("\n");23 }24 }

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