CÓïÑÔ³ÌÐò¸Ä´íÌâ

µÚ1Ìâ ¡¾³ÌÐò¸Ä´í¡¿

¹¦ÄÜ£ºÏȽ«ÔÚ×Ö·û´®sÖеÄ×Ö·û°´ÄæÐò´æ·Åµ½t´®ÖУ¬È»ºó°ÑsÖÐµÄ ×Ö·û°´ÕýÐòÁ¬½Óµ½t´®µÄºóÃæ¡£ ÀýÈ磺µ±sÖеÄ×Ö·û´®Îª£º¡°ABCDE¡±Ê±£¬ÔòtÖеÄ×Ö·û´®Ó¦Îª£º ¡°EDCBAABCDE¡±¡£

------------------------------------------------------*/

#include #include #include

void fun (char *s, char *t) {

/**********FOUND**********/ int i;

sl = strlen(s);

for (i=0; i

/**********FOUND**********/ t[i] = s[sl-i]; for (i=0; i

/**********FOUND**********/ t[2*sl] = \}

main() {

char s[100], t[100];

printf(\ fun(s, t);

printf(\}

´ð°¸£º

1). int i,sl;

2). t[i] = s[sl-i-1];

3). t[2*sl] = '\\0'; »ò t[2*sl] = 0;

µÚ2Ìâ ¡¾³ÌÐò¸Ä´í¡¿

¹¦ÄÜ£ºÇó³öÒÔÏ·ÖÊýÐòÁеÄÇ°nÏîÖ®ºÍ¡£ºÍֵͨ¹ýº¯ÊýÖµ·µ»Ømain º¯Êý¡£

2/1+3/2+5/3+8/5+13/8+21/13 ¡­¡­ ÀýÈ磺Èôn = 5£¬ÔòÓ¦Êä³ö£º8.391667¡£

------------------------------------------------------*/

#include #include

/**********FOUND**********/ fun ( int n )

{

int a, b, c, k; double s; s = 0.0; a = 2; b = 1;

for ( k = 1; k <= n; k++ ) {

/**********FOUND**********/ s = (double)a / b; c = a;

a = a + b; b = c; }

/**********FOUND**********/ return c; }

main( ) {

int n = 5;

printf( \}

´ð°¸£º

1). double fun(int n)

2). s = s + (double)a / b; »ò s += (double)a / b; »ò s += a /(double)b; »ò s=s+a/(double)b; 3). return s;

µÚ3Ìâ ¡¾³ÌÐò¸Ä´í¡¿

¹¦ÄÜ£º¶ÁÈëÒ»¸öÕûÊým( 5¡Üm¡Ü20 )£¬º¯Êýgetarrµ÷Óú¯Êýrnd»ñ

µÃm¸öËæ»úÕûÊý£¬º¯Êýsortpb½«Õâm¸öËæ»úÕûÊý´ÓСµ½´óÅÅÐò¡£ ÀýÈ磺ÈôÊäÈëÕûÊý7£¬ÔòÓ¦Êä³ö£º3 10 17 28 32 36 47¡£

------------------------------------------------------*/

#include \#include

sortpb ( int n, int *a ) {

/**********FOUND**********/ int i, j, p, t

for ( j = 0; j < n-1 ; j++ ) {

p = j;

for ( i = j + 1; i < n ; i ++ ) /**********FOUND**********/ if ( a[p] > a[j] ) p = i; /**********FOUND**********/ if ( p == j ) {

t = a[j]; a[j] = a[p]; a[p] = t; }

} }

double rnd ( ) {

static t = 29, c = 217, m = 1024, r = 0; r =( r*t + c )%m; return( ( double )r/m ); }

getarr( int n, int *x ) {

int i;

for( i = 1; i <= n; i++, x++ ) *x = ( int )( 50*rnd() ); }

putarr( int n, int *z ) {

int i;

for( i = 1; i <= n; i++, z++ ) {

printf( \

if ( !( i ) ) printf( \ }

printf(\}

main() {

int aa[20], n;

printf( \ scanf( \ getarr( n, aa );

printf( \ sortpb( n, aa );

printf( \}

´ð°¸£º

1). int i, j, p, t;

2). if ( a[p] > a[i] ) p = i; 3). if ( p != j )

µÚ4Ìâ ¡¾³ÌÐò¸Ä´í¡¿

--------------------------------------------------------

¹¦ÄÜ£ºÒÔϳÌÐòÄÜÇó³ö1*1+2*2+......+n*n<=1000ÖÐÂú×ãÌõ¼þµÄ ×î´óµÄn¡£

------------------------------------------------------*/ #include #include \main() {

int n,s;

/**********FOUND**********/ s==n=0;

/**********FOUND**********/ while(s>1000) {

++n; s+=n*n; }

/**********FOUND**********/ printf(\}

´ð°¸£º

1). s=n=0;

2). while(s<=1000)

3). printf(\

µÚ5Ìâ ¡¾³ÌÐò¸Ä´í¡¿

--------------------------------------------------------

¹¦ÄÜ£ºÇó³öaËùÖ¸Êý×éÖÐ×î´óÊýºÍ´Î×î´óÊý(¹æ¶¨×î´óÊýºÍ´Î×î´ó Êý²»ÔÚa[0]ºÍa[1]ÖÐ)£¬ÒÀ´ÎºÍa[0]¡¢a[1]ÖеÄÊý¶Ôµ÷¡£ ÀýÈ磺Êý×éÖÐÔ­ÓеÄÊý£º7¡¢10¡¢12¡¢0¡¢3¡¢6¡¢9¡¢11¡¢5¡¢8£¬ Êä³öµÄ½á¹ûΪ£º12¡¢11¡¢7¡¢0¡¢3¡¢6¡¢9¡¢10¡¢5¡¢8¡£

------------------------------------------------------*/

#include #include #define N 20

void fun ( int * a, int n ) {

int k,m1,m2,max1,max2,t; max1=max2= -32768; m1=m2=0; for ( k = 0; k < n; k++ ) if ( a[k]>max1 ) {

max2 = max1; m2 = m1; max1 = a[k]; m1 = k; }

/**********FOUND**********/ else if( a[k]>max1 ) {

max2 = a[k]; m2 = k; }

/**********FOUND**********/ t = a[0]; a[m1]=a[0]; a[m1] = t;

/**********FOUND**********/ t = a[1]; a[m2]=a[1]; a[m2] = t;

}

main( ) {

int b[N]={7,10,12,0,3,6,9,11,5,8}, n=10, i; for ( i = 0; i

for ( i=0; i

´ð°¸£º

1). else if( a[k]>max2 )

2). t = a[0]; a[0]=a[m1]; a[m1] = t; 3). t = a[1]; a[1]=a[m2]; a[m2] = t;

µÚ6Ìâ ¡¾³ÌÐò¸Ä´í¡¿

--------------------------------------------------------

¹¦ÄÜ£º¶ÁÈëÒ»¸öÕûÊýk(2¡Ük¡Ü10000)£¬´òÓ¡ËüµÄËùÓÐÖÊÒò×Ó£¨¼´ ËùÓÐΪËØÊýµÄÒò×Ó£©¡£

ÀýÈ磺ÈôÊäÈëÕûÊý£º2310£¬ÔòÓ¦Êä³ö£º2¡¢3¡¢5¡¢7¡¢11¡£

Çë¸ÄÕý³ÌÐòÖеÄÓï·¨´íÎó£¬Ê¹³ÌÐòÄܵóöÕýÈ·µÄ½á¹û¡£

------------------------------------------------------*/

#include \#include

/**********FOUND**********/ isPrime(integer n ) {

int i, m; m = 1;

for ( i = 2; i < n; i++ )

/**********FOUND**********/ if ( n%i ) {

m = 0; break; }

/**********FOUND**********/ return n ; }

main( ) {

int j, k;

printf( \ scanf( \

ÁªÏµ¿Í·þ£º779662525#qq.com(#Ì滻Ϊ@) ËÕICP±¸20003344ºÅ-4