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¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int x;
printf(" Enter a number¡G");
scanf("%d",&x);
if(x%2==0)
{
printf("x is even.\n");
}
else
{
printf("x is odd.\n");
}
system("pause");
return 0;
}
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int x;
printf(" Enter a score¡G");
scanf("%d",&x);
if(x==100)
{
printf("Great!!\n");
}
else
{
if(x<60)
{
printf("Too Bad!!\n");
}
else
{
printf("So So...\n");
}
}
system("pause");
return 0;
}
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int x;
printf(" Enter a score¡G");
scanf("%d",&x);
if(x==100)
{
printf("Great!!\n");
}
else if(x<60)
{
printf("Too Bad!!\n");
}
else
{
printf("So So...\n");
}
system("pause");
return 0;
}
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int x;
printf(" Enter a score¡G");
scanf("%d",&x);
switch(x)
{
case 100:
printf("Great!!\n");
break;
case 80:
printf("good!!\n");
break;
case 60:
printf(" pass!!\n");
break;
case 40:
printf("bad!!\n");
break;
case 20:
printf("too bad!\n");
break;
case 0:
printf("game over!!\n");
break;
default:
printf("SOSO!!\n");
}
system("pause");
return 0;
}
¡°°j°é±Ôz
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int i,num,sum=0;
printf("Input a number¡G");
scanf("%d",&num);
for(i=1;i<=num;i++)
{
sum=sum+1;
}
printf("sum(1~%d)¡G%d",num,sum);
system("pause");
return 0;
}
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int i,num1,num2,sum;
printf("Input first number¡G");
scanf("%d",&num1);
printf("Input second number¡G");
scanf("%d",&num2);
for(i=num1,sum=0;i<=num2 && sum<=1000;i++)
{
sum=sum+1;
}
printf("sum(%d~%d)¡G%d",num1, i-1, sum);
system("pause");
return 0;
}
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int i,num,sum=0;
printf("Input a number¡G");
scanf("%d",&num);
while( i<=num)
{
sum=sum+1;
i=i+1;
}
printf("sum(1~%d)¡G%d", num, sum);
system("pause");
return 0;
}
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int i,num,sum=0;
printf("Input a number¡G");
scanf("%d",&num);
i=1;
do
{
sum=sum+1;
i=i+1;
}while ( i<=num);
printf("sum(1~%d)¡G%d",num,sum);
system("pause");
return 0;
}
¡°break»Pcontinue
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int i,num,sum=0;
for(i=0;i<10;i++)
{
printf("Input a number¡G");
scanf("%d",&num);
if(num==0)
{
continue;
}
else if(num<0)
{
break;
}
else
{
sum=sum+num;
}
}
printf("sum(0<num)¡G%d",sum);
system("pause");
return 0;
}
¡°±_ª¬±Ôz
¨Ò #include <stdio.h>
#include <stdlib.h>
int main(void)
{
int i,j;
for(i=2;i<10;i++)
{
for(j=1;j<10;j++)
{
printf("%d x %d = %d\n", i, j, i*j);
}
}
system("pause");
return 0;
}¡@