Description
ʵÏÖ×Ö·û´®µÄstrcat, strsub, strequ²Ù×÷£¬²ÎÕտα¾P62Àý³Ì
Input
µÚÒ»ÐÐÓÐÒ»¸ö×Ö·û´®£¬Îª±»²Ù×÷×Ö·û´®µÄ³õÖµ(¿ÉÄÜΪ¿Õ´®)£¬
½ÓÏÂÀ´ÓÐÒ»¸öÕûÊýq£¬±íʾ²Ù×÷µÄ¸öÊý£¬½ÓÏÂÀ´qÐÐÿÐÐΪÏÂÁÐÇé¿öµÄÒ»ÖÖ:
1. strcat ssss ±íʾ°Ñ×Ö·û´®ssssÁ¬½Óµ½±»²Ù×÷µÄ×Ö·û´®Ö®ºó;
2. strsub b e ±íʾÇó±»²Ù×÷×Ö·û´®µÄ×Ó´®(Sb...Sb+e-1);
3. strequ ssss Åжϱ»²Ù×÷×Ö·û´®ÓëssssÊÇ·ñÏàµÈ
(ÿ´Îstrcat²Ù×÷Ö®ºó£¬±»²Ù×÷µÄ×Ö·û´®±»ÓÀ¾ÃµÄ¸Ä±ä¡£)
±»²Ù×÷×Ö·û´®×³¤¶È²»³¬¹ý1024
Output
¶ÔÓÚÇé¿ö1,Êä³öÒ»ÐУ¬ÎªÁ¬½ÓssssÖ®ºóµÄ±»²Ù×÷×Ö·û´®¡£(Êý¾Ý±£Ö¤²»»á²Ù×÷fail)
¶ÔÓÚÇé¿ö2,Êä³öÒ»ÐУ¬Êä³ö×Ó´®£¬Èçʧ°ÜÊä³öfail(²»°üº¬ÒýºÅ)
¶ÔÓÚÇé¿ö3,Êä³öÒ»ÐУ¬Èç¹ûÏàµÈ£¬Êä³öyes£¬·ñÔòÊä³öno
Sample Input
abc
4
strcat de
strsub 1 4
strsub 0 10000
strequ abcd
Sample Output
abcde
bcde
fail
no
Source
06¼¶Êý¾Ý½á¹¹¿Î³ÌÉÏ»úʵ¼ù
- #include <stdio.h>
- #include <string.h>
- void strcat(char* s1,char* s2) {
- int len1,len2,i;
- len1=strlen(s1);len2=strlen(s2);
- for(i=0;i<=len2;i++)
- s1[i+len1]=s2[i];
- printf("%s\n",s1);
- }
- void strsub(char* s,int start,int add) {
- int len=strlen(s),i;
- if(start<0 || start>=len || add<0 || start+add>len) {
- printf("fail\n");
- return;
- }
- for(i=start;i<start+add;i++)
- printf("%c",s[i]);
- printf("\n");
- }
- void strequ(char* s1,char* s2) {
- int i=0;
- while(s1[i]==s2[i] && s1[i]!='\0' && s2[i]!='\0')
- i++;
- if(s1[i]=='\0' && s2[i]=='\0') printf("yes\n");
- else printf("no\n");
- }
- int main() {
- int n,start,add;
- char s[1025],t[1025];
- scanf("%s",s);
- scanf("%d",&n);
- while(n--) {
- scanf("%s",t);
- if(!strcmp(t,"strcat")) {
- scanf("%s",t);
- strcat(s,t);
- }
- if(!strcmp(t,"strsub")) {
- scanf("%d %d",&start,&add);
- strsub(s,start,add);
- }
- if(!strcmp(t,"strequ")) {
- scanf("%s",t);
- strequ(s,t);
- }
- }
- }
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