c语言吧一个字符串的每一个字符截取出来,并输出有什么办法吗?? 用C语言怎么截取并计算一段字符串
C\u8bed\u8a00\u8f93\u5165\u4e00\u4e32\u5b57\u7b26\u4e32\u4ece\u7b2cn\u4e2a\u5b57\u7b26\u5f00\u59cb\u622a\u53d6m\u4e2a\u5b57\u7b26\u7ec4\u6210\u4e00\u4e2a\u65b0\u7684\u5b57\u7b26\u4e32\u8f93\u51fa\u30021\u3001\u6211\u4eec\u7f16\u8f91\u5982\u56fe\u4e2d\u8f93\u5165\u7684\u4ee3\u7801\u3002
2\u3001\u8fdb\u5165\u6e90\u6587\u4ef6\u7684\u76ee\u5f55\u4e0b\uff0c\u5728\u7ec8\u7aef\u8f93\u5165\u547d\u4ee4gcc -o t test.cpp\u3002
3\u3001\u8f93\u5165./t\u547d\u4ee4\uff0c\u8fd0\u884c\u751f\u6210\u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002
4\u3001\u8fd0\u884c\u7ed3\u679c\u4e3abaidu\u3002
5\u3001strncpy \u7684\u51fd\u6570\u539f\u578bchar *strncpy(char *dest,char *src,size_t n)\uff0c\u6211\u4eec\u5728\u590d\u5236src\u7684\u524dn\u4e2a\u5b57\u7b26\u5230dst\u4e2d\u3002
6\u3001\u5982\u679c\u8d85\u8fc7src\u7684\u5b57\u7b26\u4e32\u957f\u5ea6\uff0c\u81ea\u52a8\u590d\u5236\u5b8c\u5168\u90e8\u7684\u5b57\u7b26\u4e32 \u3002
strncpy \u662f C\u8bed\u8a00\u7684\u5e93\u51fd\u6570\u4e4b\u4e00\uff0c\u6765\u81ea C\u8bed\u8a00\u6807\u51c6\u5e93\uff0c\u5b9a\u4e49\u4e8e string.h\uff0cchar *strncpy(char *dest, char *src, int n)\uff0c\u628asrc\u6240\u6307\u5b57\u7b26\u4e32\u7684\u524dn\u4e2a\u5b57\u8282\u590d\u5236\u5230dest\u6240\u6307\u7684\u6570\u7ec4\u4e2d\uff0c\u5e76\u8fd4\u56de\u6307\u5411dest\u7684\u6307\u9488\u3002\u51fd\u6570\u539f\u578bchar*strncpy(char*dest,char*src,size_tn);
\u590d\u5236\u5b57\u7b26\u4e32src\u4e2d\u7684\u5185\u5bb9\uff08\u5b57\u7b26\uff0c\u6570\u5b57\u3001\u6c49\u5b57....\uff09\u5230\u5b57\u7b26\u4e32dest\u4e2d\uff0c\u590d\u5236\u591a\u5c11\u7531size_tn\u7684\u503c\u51b3\u5b9a\u3002\u5982\u679csrc\u7684\u524dn\u4e2a\u5b57\u8282\u4e0d\u542bNULL\u5b57\u7b26\uff0c\u5219\u7ed3\u679c\u4e0d\u4f1a\u4ee5NULL\u5b57\u7b26\u7ed3\u675f\u3002\u5982\u679csrc\u7684\u957f\u5ea6\u5c0f\u4e8en\u4e2a\u5b57\u8282\uff0c\u5219\u4ee5NULL\u586b\u5145dest\u76f4\u5230\u590d\u5236\u5b8cn\u4e2a\u5b57\u8282\u3002src\u548cdest\u6240\u6307\u5185\u5b58\u533a\u57df\u4e0d\u53ef\u4ee5\u91cd\u53e0\u4e14dest\u5fc5\u987b\u6709\u8db3\u591f\u7684\u7a7a\u95f4\u6765\u5bb9\u7eb3src\u7684\u5b57\u7b26\u957f\u5ea6+'\0'\u3002
atoi (\u8868\u793a alphanumeric to integer)\u662f\u628a\u5b57\u7b26\u4e32\u8f6c\u6362\u6210\u6574\u578b\u6570\u7684\u4e00\u4e2a\u51fd\u6570\uff0c\u5e94\u7528\u5728\u8ba1\u7b97\u673a\u7a0b\u5e8f\u548c\u529e\u516c\u8f6f\u4ef6\u4e2d\u3002
\u529f \u80fd: \u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u6210\u6574\u578b\u6570\uff1batoi()\u4f1a\u626b\u63cf\u53c2\u6570nptr\u5b57\u7b26\u4e32\uff0c\u8df3\u8fc7\u524d\u9762\u7684\u7a7a\u683c\u5b57\u7b26\uff0c\u76f4\u5230\u9047\u4e0a\u6570\u5b57\u6216\u6b63\u8d1f\u53f7\u624d\u5f00\u59cb\u505a\u8f6c\u6362\uff0c\u800c\u518d\u9047\u5230\u975e\u6570\u5b57\u6216\u5b57\u7b26\u4e32\u65f6\uff08'\0'\uff09\u624d\u7ed3\u675f\u8f6c\u5316\uff0c\u5e76\u5c06\u7ed3\u679c\u8fd4\u56de\uff08\u8fd4\u56de\u8f6c\u6362\u540e\u7684\u6574\u578b\u6570\uff09\u3002\u7528 \u6cd5: int atoi(const char *nptr);
\u5982\u679c\u662f\u6d6e\u70b9\u6570\u6216\u8005\u5176\u4ed6\u7c7b\u578b\u53ef\u4ee5\u4f7f\u7528atof\uff0csscanf\u51fd\u6570\u6765\u8fdb\u884c\u5b57\u7b26\u4e32\u5230\u6570\u503c\u7684\u8f6c\u6362\u3002
\u4f8b\u5982\uff1aatoi(strncpy(dest,src+5,10))//\u628asrc\u5b57\u7b26\u4e32\u4ece\u7b2c\u4e94\u4f4d\u5f00\u59cb\u657010\u4e2a\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u4e00\u4e2aint\u503c\u3002
#include
int main()
{ char s[200];
int i;
scanf("%s",s);
for(i=0; s[i]; i++)
printf("第%d个字符是:%c
",i+1,s[i]);
return 0;
}
绛旓細include "stdio.h"int main(){ char a[]={"AAaaBBbb"};int i;char *p=a;for(i=0;i<8;i++,p++){ a[i]=a[i]+1;printf("%c ",*(a+i));} putchar('\n');return 0;}
绛旓細System.out.println("璇疯緭鍏ヤ綘瑕佸垽鏂殑瀛楃涓:");Scanner s=new Scanner(System.in);String str=s.nextLine();char[]ch=str.toCharArray();Arrays.sort(ch);//瀵规暟缁勬帓搴 char max='a';//璁板綍鍑虹幇娆℃暟鏈澶氬厓绱 int maxcount=0;//璁板綍鏈澶у嚭鐜版鏁 int count=1;//涓棿浼犲煎弬鏁板垽鏂綋鍓嶅厓绱...
绛旓細鎬濊矾锛氱粺璁瀛楃涓涓瘡涓暟瀛楀瓧绗﹀嚭鐜扮殑涓暟鍙互鍏堝畾涔変竴涓暣鏁版暟缁刟澶у皬鏄10锛屼緷娆′繚瀛0-9瀛楃鍑虹幇涓暟锛岄亶鍘嗗瓧绗︿覆锛屽垽鏂瀛楃鏄惁鏄暟瀛楀瓧绗︼紝濡傛灉鏄搴旂殑鏁扮粍鍏冪礌鑷姞1銆傚弬鑰冧唬鐮侊細include<stdio.h>#include<string.h>int main(){ char a[100];int i,n,num[10];gets(a);n=strlen(a);for...
绛旓細鐪嬬湅getch鍑芥暟锛屾槸鍚︽槸浣犻渶瑕佺殑鍑芥暟 鎰熻灏辨槸浣犺緭鍏瀛楃鍚庯紝涓嶅洖鏄惧埌灞忓箷涓婏紝鐢*浠f浛
绛旓細1銆佹墦寮visual C++ 6.0-鏂囦欢-鏂板缓-鏂囦欢-C++ Source File銆2銆佸畾涔夊彉閲忥細#include <stdio.h>void main(){ char c1,c2,c3; /*瀹氫箟瀛楃鍙橀噺*/銆3銆佽緭鍏涓涓瓧绗锛歱rintf("杈撳叆涓涓瓧绗︼紝浣跨敤getche鍑芥暟鎺ユ敹\n"); /*鎻愮ず鐢ㄦ埛杈撳叆涓涓瓧绗*/ c1=getche(); /*浣跨敤getche()鍑芥暟鎺ユ敹...
绛旓細鍔熻兘 浠巗tdin娴佷腑璇诲彇瀛楃涓锛岀洿鑷虫帴鍙楀埌鎹㈣绗︽垨EOF鏃跺仠姝紝骞跺皢璇诲彇鐨勭粨鏋滃瓨鏀惧湪buffer鎸囬拡鎵鎸囧悜鐨勫瓧绗︽暟缁勪腑銆傛崲琛岀涓嶄綔涓鸿鍙涓茬殑鍐呭锛岃鍙栫殑鎹㈣绗﹁杞崲涓衡榎0鈥欑┖瀛楃锛屽苟鐢辨鏉ョ粨鏉熷瓧绗︿覆銆傝繑鍥炲 璇诲叆鎴愬姛锛岃繑鍥炰笌鍙傛暟buffer鐩稿悓鐨勬寚閽堬紱璇诲叆杩囩▼涓亣鍒癊OF(End-of-File)鎴栧彂鐢熼敊璇紝杩斿洖NULL...
绛旓細濡傛灉鏄瀛楃涓甯搁噺锛岄偅娌″姙娉曪紝闄ら潪澶嶅埗涓涓柊鐨勫瓧绗︿覆銆傚鏋滀笉鏄父閲忥紝灏辨妸浠栧綋鏁扮粍鐪嬪緟,鐢ㄤ笅鏍囥
绛旓細// 缁欎綘绠鍗曠殑鍐欎簡涓涓 // 鍏朵腑鍘熷瓧绗︿覆涓庨渶瑕佸幓闄ょ殑瀛楃鍏ㄩ儴鍐欐浜嗭紝浣犲彲浠ュ皢鍏舵敼鍐欎负 // 浠庡閮ㄨ緭鍏瀛楃涓茬殑鏂瑰紡 include <stdlib.h> include <stdio.h> include <string.h> define MAX_BUF 512 int main(){ char src[MAX_BUF] = "I am a boy.And you?";char cfind = ...
绛旓細include<bits/stdc++.h> usingnamespacestd;intmain(){ chara;ints=1;scanf("%c",&a);while(a!='.'){ if(a==''||a==',')s++;scanf("%c",&a);} cout<
绛旓細include<stdio.h> include<string.h> void main(){ char s[100];int i;static int num[10];scanf("%s",s);for(i=0;i<strlen(s);i++)if(s[i]>='0'&&s[i]<='9')num[s[i]-'0']++;for(i=0;i<=9;i++)printf("%d鍑虹幇鐨勬鏁颁负锛%d\n",i,num[i]);} ...