Submission #1065603

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

#define FOR(i,l,r) for(int i = (int) (l);i < (int) (r);i++)
#define ALL(x) x.begin(),x.end()
template<typename T> bool chmax(T& a,const T& b){ return a < b ? (a = b,true) : false; }
template<typename T> bool chmin(T& a,const T& b){ return b < a ? (a = b,true) : false; }
typedef long long ll;

ll N;
const ll MOD = 1e9 + 7;

int main()
{
	scanf("%lld",&N);

	map<ll,ll> fact;
	for(ll i = 1;i <= N;i++){
		ll t = i;
		for(ll j = 2;j * j <= t;j++){
			while(t % j == 0){
				fact [j]++;
				t /= j;
			}
		}
		if(t != 1) fact [t]++;
	}

	ll ans = 1;
	for(const auto& it : fact){
		(ans *= it.second + 1) %= MOD;
	}

	printf("%lld\n",ans);

	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&N);
                  ^

Judge Result