题目内容

执行以下程序后，输出结果为。#include#define N 20int main(){char str1[N]="abc abc";char str2[N]="abcabc";int flag=0,i;for(i=0;str1[i]!='\0';i++){if(str2[i]!=str1[i]){flag=1;break;}}if(flag==0)printf("ok\n");elseprintf("error\n");return 0;}

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执行以下程序后，输出结果为。#include#define N 20int main(){char str[N]="abc abc abc abc abc";int i,count=1;for(i=0;str[i]!='\0';i++){if(str[i]==' '&&str[i+1]!=' '){count++;}}printf("%d\n",count);return 0;}

执行以下程序后，输出结果为。#include#define N 20int main(){char str[N]="abcdefg abc";int i=0;while(str[i]!='\0'){i++;}printf("%d\n",i);return 0;}

执行以下程序后，输出结果为。#include#define N 20int main(){char str[N]="aBcDEfgHIJK";int i=0,s=0;while(str[i]!='\0'){if(str[i]>='A'&&str[i]<='Z'){s++;}i++;}printf("%d\n",s);return 0;}

执行以下程序后，输出结果为。#include#define N 20int main(){char str[N]="aB1cD2Ef3gHI4J5K";int i=0,s=0;while(str[i]!='\0'){if(str[i]>='0'&&str[i]<='9'){s++;}i++;}printf("%d\n",s);return 0;}