C语言统计字符个数代码分享
内容摘要
C语言实现统计字符个数
#include<stdio.h>
int main()
{
int sz[10]={0},zm[26]={0},z[26]={0},i,space=0,e=0,t=0;
char c;
printf("请输入一段字符,统计其中各字
#include<stdio.h>
int main()
{
int sz[10]={0},zm[26]={0},z[26]={0},i,space=0,e=0,t=0;
char c;
printf("请输入一段字符,统计其中各字
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C语言实现统计字符个数
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | # include <stdio.h> int main() { int sz[10]={0},zm[26]={0},z[26]={0},i,space=0,e=0,t=0; char c; printf( "请输入一段字符,统计其中各字符的数量\n" ); while ((c=getchar())!= '\n' ) { if (c<= 'z' &&c>= 'a' ) zm[c- 'a' ]++; else if (c<= 'Z' &&c>= 'A' ) z[c- 'A' ]++; else if (c<= '9' &&c>= '0' ) sz[c- '0' ]++; else if (c== ' ' ) space++; else e++; } printf( "\n\n" ); for (i=0;i<=9;i++) { t++; printf( " %d的个数为%d " ,i,sz[i]); if (t%3==0) printf( "\n" ); } t=0; printf( "\n\n\n" ); for (i=0;i<=25;i++) { t++; printf( " %c的个数为%d " ,i+97,zm[i]); if (t%3==0) printf( "\n" ); } t=0; printf( "\n\n\n" ); for (i=0;i<=25;i++) { t++; printf( " %c的个数为%d " ,i+65,z[i]); if (t%3==0) printf( "\n" ); } t=0; printf( "\n\n\n" ); printf( " 空格的个数为%d\n\n" ,space); printf( " 其他字符的个数为%d\n" ,e); return 0; } |
再来一则C语言统计输入字符个数的代码
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | # include <stdio.h> #define MAXWORD 30 //单词的最大长度 #define IN 1 //在单词内,即没有遇到空格 #define OUT 0 //在单词外,即遇到了空格 /*word length ==> wl单词长度简称*/ int wl() { char c; int i; int nc; int state; //state为单词的状态:IN或OUT; int overflow; //操过MAXWORD的单词个数 int wl[MAXWORD]; //长度为1~30的的字符长度统计 state = OUT; nc = 0; overflow = 0; for (i = 1; i < MAXWORD; ++i) wl[i] = 0; while ((c = getchar()) != EOF) if (c == ' ' || c == '\n' || c == '\t' ) { state = OUT; if (nc > 0) if (nc < MAXWORD) ++wl[nc]; else ++overflow; nc = 0; } else if (state == OUT) { state = IN; nc = 1; } else ++nc; for (i = 1; i < MAXWORD; ++i) printf( "长度为:%d的单词个数为:%d : \n\n" , i, wl[i]); return 0; } main() { wl(); } |
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