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char str[40],*p,sl=0,s2=0,s3=0,s4=0,s5=0; gets(str); p=str; while(*p) {

if(_ ¢Ù ) sl++; else if( ¢Ú ) s2++; else if( ¢Û ) s3-t+; else if( ¢Ü ) s4d+; else s5++; p++; }

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main()

{ int i=O,a=0; while(i<30) { for(; ;)

if(i==0) break; else i-; . i+=11; a+=i; }

printf(\}

(2)ÏÂÁгÌÐòµÄÔËÐнá¹ûÊÇ ¢Ú main()

{ int a[3][3]= {{0,1},{2,3},{4,5}}, i, j, s=0; for(i=l; i<3; i++) for(j=0;j<=i; j++) s+=a[i][j]; printf(\}

(3)ÏÂÁгÌÐòµÄÔËÐнá¹ûÊÇ ¢Û #include int fun()

{ static int x=l; x*=2; retum x; }

main()

{ int i,s=1;

for(i=1; i<=4; i++) s*=fun(); printf(\}

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{ char *p; int i;

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p=char*)malloc(sizeof(char)*20); strcpy(p,\ for(i=6; i>=0; i-) putchar(*(p+i)); free(p); }

(5)ÏÂÁгÌÐòµÄÔËÐнá¹ûÊÇ ¢Ý main()

{ FILE *fp;

int x[6]= {0,1,2,3,4,5},i; fp=fopen(\ fwrite(x,sizeof(int),3,fp); rewind(fp);

fread(x,sizeof(int),3,fp); for(i=0; i<6; i++)

printf(\ fclose(fp); }

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float func(float x) { if(x

retum x; else if( 1 ) retum x+5; else 2 ; }

(2)±àдº¯Êý£¬Í¨¹ýÖ¸Õ뽫һ¸ö×Ö·û´®·´Ïò¡£ÈçϳÌÐòµÄÊä³öΪ£ºdcba void strReverse(char *s) { char c; char *p;

3 ; while(*p!=¡¯\\0') p++;

4 ; while(s<=p) { c=*s; *s=*p; s++;

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*p=c;

5 ; } }

main()

{ char a[lO]=\ strReverse (a); printf(\}

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L6 int x, a=-l;

L7 srand((unsigned)time(NULL)); /*Ëæ»úÖÖ×Ó*/

L8 x=rand(); /*²úÉú0-9µÄËæ»úÊý*/ L9 while(a<=x) L1O {

L1 scanf(\L12 if(a=x) L13 puts(\²Â¶Ô\L14 if(a>x)

L15 puts(¡°Ì«´ó£¬ÇëÖØÊÔ¡±)£» L16 if(a

L17 puts(¡°Ì«Ð¡£¬ÇëÖØÊÔ¡±)£» L18 } L19 }

(2)º¯ÊýconvertNumÓÃÓÚʵÏÖÎÞ·ûºÅÊ®½øÖÆÊýµ½ÆäËü½øÖÆÊýµÄת»»£¬×ª»»½á¹ûµÄÿһλÒÔ×Ö·û´æ´¢ÓÚ×Ö·ûÊý×ésÖУ¨ÈçÊ®½øÖÆ3ת»»Îª¶þ½øÖƺó£¬Êý×ésÖд洢µÄ×Ö·û´®Îª11£©£¬²ÎÊýsrclntΪ´ýת»»Êý¾Ý£¬dΪת»»µÄÄ¿±ê½øÖÆ¡£º¯ÊýconvertNumת»»³É¹¦·µ»Øl£¬Ê§°Ü·µ»Ø0¡£ÒÔϳÌÐòÖ»ÔÊÐíÐÞ¸ÄÈýÐС£ £®£®L1 #include L2 #include

L3 #define M sizeof(unsigned int)*8

L4 int convertNum(unsigned srclnt int d, char s[ ]) L5 {

L6 static char digits0 =\L7 char buf[M+1];

L8 int j, i = M; L9 if(d<2||d>16) L1O {

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