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#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 /**********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 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 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( \