Submission #997920

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Source Code Expand

#include <iostream>
#include <vector>
#include <map>
#include <set>
#include <queue>
#include <algorithm>
#include <iomanip>
#include <cassert>
using namespace std;

#define GET_ARG(a,b,c,F,...) F
#define REP3(i,s,e) for (i = s; i <= e; i++)
#define REP2(i,n) REP3 (i,0,(int)(n)-1)
#define REP(...) GET_ARG (__VA_ARGS__,REP3,REP2) (__VA_ARGS__)
#define RREP3(i,s,e) for (i = s; i >= e; i--)
#define RREP2(i,n) RREP3 (i,(int)(n)-1,0)
#define RREP(...) GET_ARG (__VA_ARGS__,RREP3,RREP2) (__VA_ARGS__)
#define DEBUG(x) cerr << #x ": " << x << endl

typedef long long ll;

long long dp[301][100001];
int a[100000];

int main(void) {
    int i, j, n, m, k;
    scanf("%d%d%d",&n,&m,&k);
    REP (i,n) scanf("%d",&a[i]);

    REP (i,k) REP (j,n) {
        dp[i+1][j+1] = max(dp[i+1][j+1],dp[i][j] + (ll)(i+1)*a[j]);
        dp[i][j+1] = max(dp[i][j+1],dp[i][j]);
    }
    ll ans = 0;
    REP (j,1,n) ans = max(ans,dp[k][j]);
    printf("%lld\n",ans);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:27:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d",&n,&m,&k);
                             ^
./Main.cpp:28:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     REP (i,n) scanf("%d",&a[i]);
                                ^

Judge Result