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1、计算机应用技术II(C)期末总复习读程序,说出运行结果:51、#includeintmain(){floatx=6.5;inty=3+3.14;printf("%4.2f,%d",x,y);return0;}答案6.5062、#includeintmain(){inti,a[10];for(i=0;i<10;i++){a[i]=i*i-1;}for(i=4;i>=0;i--){printf("%3d",a[i]);}return0;}答案15830-13、#includ
2、eintmain(){inta,b;a=1;b=2;a=a+b;b=a-b;a=a-b;printf("%d,%d",a,b);return0;}答案2,14、#includeintmain(){intn;n=4;while(n--)printf("%2d",--n);return0;}答案205、#includeintmain(){inti;for(i=1;i<=10;i++){if(i%2){printf("*");}elseprintf("#
3、");}return0;}答案*#*#*#*#*#6、#includeintmain(){intx,y;x=10;if(x<20){y=100;}if(x>4){y=55/x;}else{y=10;}printf("%d",y);return0;}答案57、#includeintmain(){ints,n,k,i;scanf("%d",&n);k=2*n+1;s=0;for(i=1;i4、return0;}例如输入3则结果为1+3+5=98、#includeintmain(){inta[3][3],i,j;for(i=0;i<3;i++)for(j=0;j<3;j++)if(i!=j){a[i][j]=0;}else{a[i][j]=1;}for(i=0;i<3;i++){printf("%d%d%d",a[i][0],a[i][1],a[i][2]);}return0;}1000100019、#includeintmain(){inti,x;x=1
5、7;for(i=2;i=x){printf(“Yes”);}else{printf("No");}return0;}答案yes10、#includeintmain(){inta[3][3],i,j;for(i=0;i<3;i++){for(j=0;j<3;j++){if(i==j){a[i][j]=1;}else{a[i][j]=0;}}}for(i=0;i<3;i++){printf("%d%d%d",a[i][0
6、],a[i][1],a[i][2]);}return0;}答案10001000111、#includeintmain(){inta,b,c;scanf("%d,%d,%d",&a,&b,&c);intmin;min=a;if(bintmain(){intx;chary ;x=97 ;y='b'
7、 ;printf("%c,%d",x,y);return0 ;}答案a,9813、#includeintmain(){inta,b,c;a=10;b=9;c=8;c=(a-=(b-5),(a%11)+(b=3));printf("%d",c);return0;}答案914、#includeintmain(){inta,b;a=1234;b=5678;floatc;c=9.0123;printf("%2d,%,5.5d,%%.2f",a,b,c);return0;}答案1
8、234,,5.5d,%.2f15、#includeintmain(){inta,b,c;a=1.2;b=1;c=3;while(a>b){a--;c--;}printf("%d",c);}答案3程序填写代码题61、有一份网络数据包,其中只包含字符0和1,以下程序统计其中0的个数和1的个数。#includeintmain(){charch;intonecnt=0,zerocnt=0;print