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Problem1001
#include
int main(void)
{
printf("Hello Da_min,\nHello Er_min,\nHello Xiao_ming!");
return 0;
}
Problem1002
#include
#include
int main( )
{
int x,y;
scanf("x = %d, y = %d",&x,&y);
printf("x + y : %d\n",x+y);
printf("x - y : %d\n",x-y);
printf("x * y : %d\n",x*y);
printf("x / y quotient: %d, remainder: %d\n",x/y,x%y);
printf("x ^ 2 : %d\n",x*x);
printf("y ^ 3 : %d\n",y*y*y);
//system("pause");
return 0;
}
Problem1003
#include
int main(void)
{
float r=0.0f;
float Perimeter=0.0f;
float Area=0.0f;
float pi=3.14f;
scanf("%f",&r);
Perimeter=2.0f*pi*r;
Area=r*r*pi;
printf("Area: %.6f",Area);
printf("\nPerimeter: %.6f",Perimeter);
return 0;
}
Problem1004
#include
int main()
{
int a,b,c;
float Aver;
scanf("%d %d %d",&a,&b,&c);
Aver=(a+b+c)/3.0;
printf("%.3f\n",Aver);
return 0;
}
Problem1005
#include
int main()
{
double x,y;
double a,b,c,d,e,f,g,h,i;
scanf("%lf%lf%lf",&a,&b,&c);
scanf("%lf",&x);
scanf("%lf",&y);
d=x/100*a;
e=x/100*b;
f=x/100*c;
g=y/a*100;
h=y/b*100;
i=y/c*100;
printf("%.2lf %.2lf %.2lf\n",d,e,f);
printf("%.2lf %.2lf %.2lf\n",g,h,i);
return 0;
}
Problem1006
#include
int main()
{
char x,y,z;
scanf("%c%c%c",&x,&y,&z);
printf("%.3u %.3o %.3x\n",x,x,x);
printf("%.3u %.3o %.3x\n",y,y,y);
printf("%.3u %.3o %.3x\n",z,z,z);
return 0;
}
Problem1007
#include
int main()
{
int x;
scanf("%d",&x);
if(x%2==0)
printf("even");
else
printf("odd");
return 0;
}
Problem1008
#include
#include
#include
int main()
{
int x,y;
double m,n;
scanf("%d\n%lf",&x,&m);
y=abs(x);
n=fabs(m);
printf("%d\n%g",y,n);
re