C程序随机输入一个字符串，统计该串中每个数字字符(0，1，2，3，4，5，6，7， 8，9)出现的次
\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u8ba1\u7b97\u5176\u4e2d\u6240\u6709\u6570\u5b57\u5b57\u7b26\u6240\u4ee3\u8868\u6570\u5b57\u7684\u548c\u3002(\u7f16C\u7a0b\u5e8f)#include
#define SIZE 80
int main()
{
char str[SIZE];
int index, sum = 0;
printf("Input a string:\n");
scanf("%s", str);
for( index = 0; str[index] != '\0'; ++index )
{
if ( str[index] >= '0' && str[index] <= '9' )
sum += ( str[index] - '0' );
}
printf("The result is %d", sum);
return 0;
}
#include
#include
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\u51fa\u73b0\u7684\u6b21\u6570\u4e3a\uff1a%d\n",i,num[i]);
}
typedef struct
{
unsigned int num0;
unsigned int num1;
unsigned int num2;
unsigned int num3;
unsigned int num4;
unsigned int num5;
unsigned int num6;
unsigned int num7;
unsigned int num8;
unsigned int num9;
}NUMCOUNT;
NUMCOUNT NumCount;
int main(void)
{
char buf[100];
memset(buf,0,100);
mmeset(&NumCount.num0,0,sizeof(NumCount));
printf("请输入一个字符串:\n");
scanf("%s",buf);
for(int i=0;i<strlen(buf);i++)
{
switch(buf[i]){
case 0:
NumCount.num0++;
break;
case 1:
NumCount.num0++;
break;
case 2:
NumCount.num0++;
break;
case 3:
NumCount.num0++;
break;
case 4:
NumCount.num0++;
break;
case 5:
NumCount.num5++;
break;
case 6:
NumCount.num6++;
break;
case 7:
NumCount.num7++;
break;
case 8:
NumCount.num8++;
break;
case 9:
NumCount.num9++;
break;
default:
break;
}
}
printf("0的个数：%d\n",NumCount.num0);
printf("1的个数：%d\n",NumCount.num1);
printf("2的个数：%d\n",NumCount.num2);
printf("3的个数：%d\n",NumCount.num3);
printf("4的个数：%d\n",NumCount.num4);
printf("5的个数：%d\n",NumCount.num5);
printf("6的个数：%d\n",NumCount.num6);
printf("7的个数：%d\n",NumCount.num7);
printf("8的个数：%d\n",NumCount.num8);
printf("9的个数：%d\n",NumCount.num9);
}
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绛旓細瑕缁熻杈撳叆瀛楃涓蹭腑瀛楃'a'鐨勪釜鏁帮紝C璇█鎻愪緵浜嗙畝鍗曠殑鏂规硶銆傞鍏堬紝鎴戜滑瀹氫箟涓涓▼搴忥紝鍏舵牳蹇冮儴鍒嗘槸閫氳繃涓や釜宓屽鐨刦or寰幆鏉ラ亶鍘嗗瓧绗︿覆骞剁粺璁'a'鍒'z'杩26涓皬鍐欏瓧姣嶇殑鍑虹幇娆℃暟銆備互涓嬫槸浠ｇ爜鐗囨锛歩nclude#includeintmain(){inti,j=0,c[26]={0};charstr[N];printf("璇杈撳叆涓涓瓧绗︿覆锛");gets...
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绛旓細鎬濊矾锛缁熻瀛楃涓蹭腑姣忎釜鏁板瓧瀛楃鍑虹幇鐨勪釜鏁板彲浠ュ厛瀹氫箟涓涓鏁存暟鏁扮粍a澶у皬鏄10锛屼緷娆′繚瀛0-9瀛楃鍑虹幇涓暟锛岄亶鍘瀛楃涓诧紝鍒ゆ柇璇ュ瓧绗︽槸鍚︽槸鏁板瓧瀛楃锛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...
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绛旓細浠ヤ笅鏄娇鐢C璇█瀹炵幇璇ュ姛鑳界殑浠ｇ爜锛氫唬鐮佽В閲婏細棣栧厛瀹氫箟浜涓涓瓧绗鏁扮粍 str锛岀敤浜庡瓨鍌ㄤ粠閿洏杈撳叆鐨勫瓧绗︿覆锛涚劧鍚庡畾涔変簡涓や釜鍙橀噺 letter_count 鍜 digit_count锛屽垎鍒敤浜缁熻瀛楁瘝瀛楃鍜屾暟瀛楀瓧绗︾殑涓暟锛屽垵濮嬪寲涓 0锛涗娇鐢 fgets() 鍑芥暟浠庨敭鐩樿鍏瀛楃涓诧紝骞跺皢鍏跺瓨鍌ㄥ埌鏁扮粍 str 涓紱浣跨敤寰幆閬嶅巻鏁扮粍涓殑姣忎竴...
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]);} ...
