如题所述
#include<stdio.h>
int fac(int n)
{int f=1;
for(;n;)f*=n--;
return f;
}
int main()
{int n;
scanf("%d",&n);
printf("%d!=%d\n",n,fac(n));
return 0;
}
int fac(int n)
{int f=1;
for(;n;)f*=n--;
return f;
}
int main()
{int n;
scanf("%d",&n);
printf("%d!=%d\n",n,fac(n));
return 0;
}
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