题目内容

以下程序的运行结果是_______。#include int main(){int k=4,a=3,b=2,c=1;printf("%d",k

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若下列程序运行时输入78，则程序的输出结果是 _______。#include int main(){int grade;printf("input grade:");scanf("%d",&grade);switch(grade/10){case 10:case 9:printf("A\n");break;case 8:printf("B\n");break;case 7:printf("C\n");break;case 6:printf("D\n");break;default:printf("E\n");}return 0;}

请阅读以下程序，输入：AppleIsRED该程序运行结果是_______。#includeint main(){char c;int v0=0,v1=0,v2=0;do{switch(c=getchar()){case'a': case'A': case'e': case'E':case'i': case'I': case'o': case'O':case'u': case'U': v1+=1;default:v0+=1; v2+=1;}}while(c!='\n');printf("%d,%d,%d",v0,v1,v2);return 0;}

请阅读以下程序，该程序运行结果是( )。#includeint main(){int a;for(a=1; a<=5; a++)switch(a%5){case 0:printf("*");break;case 1:printf("#");break;default:printf("\n");case 2:printf("&");}return 0;}

执行下面程序段后，a,b的值为______。#includeint main(){int a,b;for(b=1,a=1; b<=20; b++){if(a>=10) break;if (a%2==1){a+=5;continue;}a-=3;}printf("a=%d,b=%d\n",a,b);return 0;}