网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)
有下列程序: include main() { FILE *fp; int a[10]={1,2,3},i,n;

有下列程序: #include <stdio.h> main() { FILE *fp; int a[10]={1,2,3},i,n; fp=fopen("d1.dat","w"); for(i=0;i<3;i++) fprintf(fp,"%d",a[i]); fprintf(fp,"\n"); fclose(fp); fp=open("d1.dat","r"); fscanf(fp,"%d",&n); fclose(fp); prinff("%d\n",n); 程序的运行结果是( )。

A.12300

B.123

C.1

D.321


参考答案

更多 “ 有下列程序: include main() { FILE *fp; int a[10]={1,2,3},i,n; 有下列程序: #include <stdio.h> main() { FILE *fp; int a[10]={1,2,3},i,n; fp=fopen("d1.dat","w"); for(i=0;i<3;i++) fprintf(fp,"%d",a[i]); fprintf(fp,"\n"); fclose(fp); fp=open("d1.dat","r"); fscanf(fp,"%d",n); fclose(fp); prinff("%d\n",n); 程序的运行结果是( )。A.12300B.123C.1D.321 ” 相关考题
考题 有以下程序includemain(){FILE*fp;inta[10]={1,2,3},i,n;fp=fopen("d1.daf","w");for( 有以下程序 #include <stdio.h> main() {FILE *fp; int a[10]={1,2,3},i,n; fp=fopen("d1.daf","w"); for(i=0;i<3;i++) fprintf(fp,"%d",a[i]); fprintf(fp,"\n"); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,"%d",n); fclose(fp);A.12300B.123C.1D.321

考题 有以下程序:includemain(){FILE *fp;int i,k=0,n=0;fp=fopen("d1.dat","w");for(i=1;i 有以下程序: #include<stdio.h> main() { FILE *fp; int i,k=0,n=0; fp=fopen("d1.dat","w"); for(i=1;i<4;i++) fprintf(fp,"%d",i); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,"%d%d",k,n); printf("%d %d\n", k,n); fclose(fp); } 执行后输出结果是( )。A.1 2B.123 0C.1 23D.0 0

考题 有以下程序:include main(){FILE*fp;int i,k,n; fp=fopen("data.dar","w+");for(i=1;i 有以下程序: #include <stdio.h> main() { FILE *fp; int i,k,n; fp=fopen("data.dar","w+"); for(i=1;i<6;i++) { fprintf(fp,"%d ",i); if(i%3==0) fprintf(fp,"\n"); } rewind(fp); fscanf(fp,"%d%d",k,n); printf("%d%d\n",k,n); fclose(fp); } 程序运行后的输出结果是( )。A.0 0B.123 45C.1 4D.1 2

考题 有以下程序 include main() { FILE *fp; int' a[10]={1,2,3,0,0},i; 有以下程序 #include <stdio.h> main() { FILE *fp; int' a[10]={1,2,3,0,0},i; fp = fopen("d2.dat", "wb"); fwrite(a, sizeof(int), 5, fp); fwrite(a, sizeof(int), 5, fp); fclose(fp); fp = fopenCd2.dat", "rb"); fread(a, sizeof(int), 10, fp); fclose(fp); for (i=0; i<10; i++) printf("%d,", a[i]); }A.1,2,3,0,0,0,0,0,0,0,B.1,2,3,1,2,3,0,0,0,0,C.123,0,0,0,0,123,0,0,0,0,D.1,2,3,0,0,1,2,3,0,0,

考题 有以下程序: include main() {FILE *fp; int i,k,n; fp=fopen("data 有以下程序: #include <stdio.h> main() {FILE *fp; int i,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",k,n); printf("%d %d\n",k,n); fclose(fp); } 程序运行后的输出结果是 ______。A.0 0B.123 45C.1 4D.1 2

考题 有以下程序include main(){FILE*fp;inti,k,n;fp=fopen("data.dar","w+");for(i=1;i 有以下程序 #include <stdio.h> main() { FILE *fp; int i,k,n; fp=fopen("data.dar", "w+"); for(i=1;i<6;i++) { fprintf(fp,"%d ",1); if(i%3==0) fprintf(fp, "\n"); } rewind(fp); fscanf(fp, "%d%d",k,n); printf. ("%d %d\n",k,n); fclose(fp); } 程序运行后的输出结果是A.0 0B.123 45C.1 4D.1 2

考题 有以下程序:includemain(){FILE*fp;int a[10]={1,2,3},i,n;fp=fopen("d1.dat","w");fo 有以下程序: #include<stdio.h> main() {FILE*fp;int a[10]={1,2,3},i,n; fp=fopen("d1.dat","w"); for(i=0;i<3;i++)fprintf(fp,"%d",a[i]); fprintf(fp,"\n"); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,"%d",&n); fclose(fp); printf("%d\n",n); 程序的运行结果是( )。A.12300B.123C.1D.321

考题 有以下程序 include main( ) { FILE *fp; int i,k=0,n=0; fp=fopen(“d1.dat”, 有以下程序 #include <stdio.h> main( ) { FILE *fp; int i,k=0,n=0; fp=fopen(“d1.dat”,”w”); for(i=1;i<4;i++) fprintf(fp,”%d”,i); fclose(fp); fp=fopen(“d1.dat”,”r”); fscanf(fp,”%d%d”,k,n); printf(“%d %d\n”,k,n); fclose(fp);} 执行后输出结果是( )A.1 2B.123 0C.1 23D.0 0

考题 有以下程序includemain(){FILE*fp;int a[10]={1,2,3},i,n; fp=fopen("d1.dat","w"); f 有以下程序 #include <stdio.h> main() { FILE *fp; int a[10]={1,2,3},i,n; fp=fopen("d1.dat","w"); for(i=0;i<3;i++) fprintf(fp,"%d",a[i]); fprintf(fp,"\n"); fclose(fp); fp=fopen ("d1.dat","r"); fscanf(fp,"%d",n); fclose(fp); printf("%d\n",n); } 程序的运行结果是A.12300B.123C.1D.321