有以下程序:#include < stdio. h >main(){ FILE *fp;Int i, a[6] = {l,2,3,4,5,6},k;fp = fopen( "data.dat","w + ");fprintf(fp," %d\n" , a[0]);for (i = 1; i <6; i ++ ){ fseek(fp, 0L, 0);fscanf(fp, " %d" , &k);fseek(fp, 0L, 0);fprintf(fp, "%d\n" , a[i] + k);}rewind (fp);fscanf(fp, "%d" , &k);felose(fp);printf( "%d\n" , k);}程序的运行结果是( )。
A. 21
B. 6
C. 123456
D. 11
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有以下程序:#include < stdio. h >main(){ FILE *fp;int i, a[6] = {1,2,3,4,5,6} , k;fp = fopen( " data.dat" , " w + "); fprintf(fp, "%d\n" , a[0]);for (i = 1; i <6; i ++ ){ rewind(fp);fscanf(fp,"%d\n",a[i]);}rewind(fp);fscanf(fp, "%d", &k);fclose( fp); printf( "%d\n" , k);}程序运行后的输出结果是()。
A. 6
B. 21
C. 123456
D. 654321
摄领疮的皮疹特征主要为____,自觉症状为____。
皮肤由____、____和____构成;表皮分为____、____、____、____、____。