50）有以下程序 #include main() {FILE*fp;inti,k,n; fp=fopen("data.dat","w+"); for(i=1;i<6;i++) {fprintf(fp,"%d",i); if(i%3==0)fprintf(fp,"\n"); } rewind(fp); fscanf(fp,"%d%d",%26k,%26n);printf("%d%d\n",k,n); fclose(fp); } 程序运 行后的输出结果是
(A)00
(B)12345
(C)14
(D)12

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統計： A(0), B(1), C(0), D(0), E(0) #525151