單項(xiàng)選擇題
#include 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);}程序的運(yùn)行結(jié)果是
A.12300
B.123
C.1
D.321
#include 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);}程序的運(yùn)行結(jié)果是
A.12300
B.123
C.1
D.321
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單項(xiàng)選擇題
#include main(){ int s[12]={1,2,3,4,4,3,2,1,1,1,2,3},c[5]={0},i;for(i=0;i＜12;i++) c[s[i]]++;for(i=1;i＜5;i++) printf("%d",c[i]);printf("\n");}程序的運(yùn)行結(jié)果是
#include main(){ int s[12]={1,2,3,4,4,3,2,1,1,1,2,3},c[5]={0},i;for(i=0;i＜12;i++) c[s[i]]++;for(i=1;i＜5;i++) printf("%d",c[i]);printf("\n");}程序的運(yùn)行結(jié)果是
A.1 2 3 4
B.2 3 4 4
C.4 3 3 2
D.1 1 2 3