Submission #1065598

---

Source Code Expand

#include<cstdio>
#include<cstring>
#include<algorithm>
#define ll long long
using namespace std;
const int N=2000100,mod=1e9+7;
inline int read(){
    int x=0,c=getchar(),f=0;
    for(;c>'9'||c<'0';f=c=='-',c=getchar());
    for(;c>='0'&&c<='9';c=getchar())
    x=(x<<1)+(x<<3)+c-'0';return f?-x:x;
}
void write(ll x){
    if(x>9)write(x/10);
    putchar(x%10+'0');
}char s[N];
int m,i,a,b,ans,n,x,sm[N],pri[N],j,k,v[N];
int main(){
	for(i=2;i<=1000;i++){
		if(!v[i])pri[++m]=i;
		for(j=1;j<=m;j++){
			k=i*pri[j];
			if(k>1000)break;
			v[k]=1;if(i%pri[j]==0)break;
		}
	}
	scanf("%d",&n);x=1;
	for(i=1;i<=n;i++){
		k=i;
		for(j=1;k>1&&j<=m;j++){
			while(k%pri[j]==0)
			sm[j]++,k/=pri[j];
		}
	}
	for(i=1;i<=m;i++){
		x=1ll*x*(sm[i]+1)%mod;
	}
	printf("%d\n",x);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:27:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);x=1;
                ^

Judge Result