#include stdio.h
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#include stdlib.h
#include string.h
#include conio.h
int main()
{
char words[121]= {77,-29,-128,-8,-40,-85,-10,-4,-22,101,97,-50,89,-79,-45,14,73,81,98,-105,-126,-52,51,106,80,44,57,2,-1,99,-34,-9,-36,-26,123,-100,-54,-56,-19,74,117,2,90,-106,-
109,-43,-19,-103,-31,-119,17,-59,-121,49,-112,112,-20,68,-52,-33,-30,-1,-66,117,
109,116,67,-57,105,-99,77,-97,-48,58,106,-65,-47,113,-121,43,9,-63,37,47,84,-65,
-22,59,-31,-124,-69,111,56,79,-72,108,-81,126,5,99,-27,86,93,-102,-50,68,-66,66,
116,36,-110,105,107,-118,88,-8,77,-90,-78,-69,12
};
char suanzi[121];
int n;
srand(652);
for(n=0; n121; n++)
{
suanzi[n]=(int)(rand()*255);
}
for(n=0; n121; n++)
{
words[n]^=suanzi[n];
}
words[120]='\0';
printf("%s",words);
getch();
return 0;
}
#include stdio.h
#define M 4 // 星期数
#define N 7 // 每个星期的天数
int summitOfWeek(int *a){ //找到各周高峰期
int max=0,i;
for(i=1;iN;i++)
if(a[i]a[max])max=i;
return max;
}
int sumOfWeek(int *a){ //找到各周的总人数
int sum=0,i;
for(i=0;iN;i++)
sum+=a[i];
return sum;
}
int summitOfMonth(int a[][N]){ //比较各周高峰期
int max=0,i;
for(i=1;iM;i++)
if(sumOfWeek(a[i])sumOfWeek(a[max]))max=i;
return max;
}
int main(){
int a[4][7],i,j;
for(i=0;iM;i++){
printf("请输入第%d周的乘车人数(0-50人): ",i+1);
for(j=0;jN;j++)
scanf("%d",a[i][j]);
}
for(i=0;iM;i++)
printf("第%d周的高峰期是第%d天.\n",i+1,summitOfWeek(a[i])+1);
printf("这个月的高峰期是第%d周.\n", summitOfMonth(a)+1);
return 0;
}
#include stdio.h
#include ctype.h
void main()
{
int i,num,al1,al2,spa,other;
i=num=al1=al2=spa=other=0;
char a[30];
gets(a);
for(i=0;a[i]!='\0';i++)
{
if(a[i]==' ')
spa++;
else if(isdigit(a[i]))
num++;
else if(isupper(a[i]))
al1++;
else if(islower(a[i]))
al2++;
else
other++;
}
printf("空格个数为：%d\n数字个数为：%d\n大写字母个数为：%d\n小写字母个数为：%d\n其它字符个数为：%d\n",spa,num,al1,al2,other);
}