Submission #713241

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Source Code Expand

#include<bits/stdc++.h>
#define REP(x,y,z) for(int x=y;x<=z;x++)
#define FORD(x,y,z) for(int x=y;x>=z;x--)
#define MSET(x,y) memset(x,y,sizeof(x))
#define FOR(x,y) for(__typeof(y.begin()) x=y.begin();x!=y.end();x++)
#define F first
#define S second
#define MP make_pair
#define PB push_back
#define SZ size()
#define M 10001
void RI(){}
template<typename... T>
void RI( int& head, T&... tail ) {
    scanf("%d",&head);
    RI(tail...);
}
using namespace std;
typedef long long LL;
typedef pair<int,int> P;
int n,m;
short dis[M][M];
vector<P> e[M];
queue<P> q;

int main()
{
	int x,y,z;
	int cur;
	int nx,ny;
	while(~scanf("%d %d",&n,&m))
	{
		MSET(dis, 0);
		REP(i,0,n) e[i].clear();
		REP(i,1,m)
		{
			RI(z,x,y);
			e[x].PB( MP(y,z) );
			e[y].PB( MP(x,z) );
		}

		dis[0][0] = 1;
		q.push( MP(0,0) );
		while(!q.empty())
		{
			cur = q.front().F;
			x = q.front().S;
			q.pop();

			FOR(i,e[cur])
			{
				nx = i->F;
				ny = i->S + x;
				if(ny>n) continue;
				if(!dis[nx][ny])
				{
					dis[nx][ny] = dis[cur][x]+1;
					q.push( MP(nx,ny) );
				}
			}
		}

		LL mn, tmp;
		REP(i,0,n-1)
		{
			mn = 1LL << 61;
			REP(j,0,n-1) if(dis[i][j])
			{
				tmp = dis[i][j];
				
				if(j>=2) tmp += (LL)(j-1)*j*(2*j-1)/6;
				mn = min(mn, tmp);
			}
			printf("%lld\n",mn-1);
		}
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘void RI(int&, T& ...) [with T = {int, int}]’:
./Main.cpp:15:5: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&head);
     ^
./Main.cpp: In function ‘void RI(int&, T& ...) [with T = {int}]’:
./Main.cpp:15:5: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp: In function ‘void RI(int&, T& ...) [with T = {}]’:
./Main.cpp:15:5: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result