제출 #172681

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
172681	2020-01-02 11:06:12	Ruxandra985	Boat (APIO16_boat)	C++14	100 / 100	999 ms	6600 KiB

boat

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#include <bits/stdc++.h>
#define DIMN 510
#define MOD 1000000007
using namespace std;
pair <long long,long long> v[DIMN] , tot[2*DIMN];
long long dp[2*DIMN][DIMN] , op[DIMN] , last[DIMN] , fact[DIMN];
long long sum[DIMN][DIMN] , inv[DIMN];
void combinari (long long x , long long y){
    last[0] = 1;
    for (long long i = 1 ; i <= y && i <= x ; i++)
        last[i] = ((long long)last[i-1] * (x - i + 1)) % MOD;
}
long long ridput (long long x , long long y){
    long long sol = 1;
    while (y){
        if (y % 2)
            sol = ((long long) sol * x )%MOD;
        x = ((long long) x * x )%MOD;
        y/=2;
    }
    return sol;
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

boat.cpp: In function 'int main()':
boat.cpp:36:12: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     fscanf (fin,"%lld",&n);
     ~~~~~~~^~~~~~~~~~~~~~~
boat.cpp:41:16: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         fscanf (fin,"%lld%lld",&v[i].first,&v[i].second);
         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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• Subtask 2: 22 / 22
• Subtask 3: 27 / 27
• Subtask 4: 42 / 42