长江师范学院《C语言程序设计》2020-2021学年期末试卷B

长江师范学院C语言程序设计2020-2021学年第一学期期末试卷B一二三四五2.以下程序的输出结果为,#include"stdio.h"main(){int3.当a=3,b=2,c=1;时,执行以下程序段后b=.if(a>b)a=b;if(b>c)b=c;elsec=b;c=a; 10.当a=3,b=2,c=1;时,执行以下程序段后a=.if(a>b)a=b;if(b>c)b=c;elsec=b;c=a;A.EOF3.已知字符'A'的ASCII代码值是65,字符变量c1的值是语句printf("%d,%d",c1,cA.A,BA.x==0B.x==15.下列二维数组初始化语句中,正确且与语句f请在“**********SPACE**********”6.下列程序的输出结果是().#defineM(x,y)x%ymain(){inta,m=12,n=100;a=M(n,m);printf("%d\n",a--);}A.floata[];B.float*a;scanf("%s",s);printf("%c,%d,%s\n",c,i,s1./*---------------------------------【程序填空】--------------------------------------------------#include"string.h"chars1[80],s2[40];{inti,j;/***********SPACE*****;________________/***********SPACE*****s1[i+j]=s2[i];/***********SPACE*****}{charstr1[80],str2[40];gets(str1);gets(str2);puts(str1);puts(str2);/***********SPACE*****;________________puts(str1);}2./*----------------------------------------------【程序填空】--------------------------------------------------{chart,str[100],str1[100];intn,i,j;{printf("can'topenthisfile.\n");exit(0);}printf("inputastring:\n");gets(str);/***********SPACE***** ;/***********SPACE*****/***********SPACE*****{t=str[j];str[j]=str[j+1];str[j+1]=t;}/***********SPACE*****;________________fclose(fp);fgets(str1,100,fp);printf("%s\n",str1);fclose(fp);}3./*--------------------------------------------【程序填空】--------------------------------------------------{intf;/***********SPACE**** ;doublet,pi;/***********SPACE*****while(){/***********SPACE*****;________________pi=pi+t;}/***********SPACE*****;________________printf("pi=%10.6f\n",pi);}4./*--------------------------------------------------【程序填空】--------------------------------------------------{scanf("%d",&n);{exit(0);}/***********SPACE*****printf("n=1");{printf("n=-1");}/***********SPACE****{/***********SPACE***** ;while(r==0){printf("*%d",i);/***********SPACE***** ;r=n%i;}}printf("\n");}1./*-------------------------【程序设计】------------------------------------------voidwwjt();{/**********Program***/**********End****}{printf("Entern:");scanf("%d",&n);wwjt();}{intt;doubleo;intc;{printf("ReadFILEError");}{printf("WriteFILEError");}{fscanf(IN,"%d",&t);fprintf(OUT,"%f\n",o);}fclose(IN);fclose(OUT);}2./*---------------------------------------【程序设计】------------------------------------------#include"conio.h"voidwwjt();{/**********Program***/**********End***}{floatm;printf("Enterm:");scanf("%f",&m);printf("\n