#include <stdio.h>
int kaijoh(int n){
int ans=1;
for(n;n>=1;n--){
ans *= n;
}
return ans;
}
int main(void) {
int i=1;
for(i;i<=10;i++){
printf("%d! = %d\n",i
,kaijoh
(i
)); }
return 0;
}
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