제출 #161083

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
161083	2019-10-31 13:36:48	pzdba	Boat (APIO16_boat)	C++14	58 / 100	2049 ms	10448 KiB

boat

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#include <bits/stdc++.h>
using namespace std;
const int mod = 1e9+7;
int binPow(int a, int b){
    int ans = 1;
    while(b){
        if(b%2 == 1) ans = ans*1ll*a%mod;
        a = a*1ll*a%mod;
        b/=2;
    }
    return ans;
}
int f[1001], inv[1001], a[501], b[501], l[501], r[501];
int ncr(int a, int b){
    if(b > a) return 0;
    int mn = min(a-b, b), mx = max(a-b, b);
    int ans = 1;
    for(int i=a;i>mx;i--) ans = (ans*1ll*i)%mod;
    return ans*1ll*inv[mn]%mod;
}
int dp[501][1001];
int D[1001][501], C[1001][1001];
int sum[1001][501];
int main(){
    C[0][0] = 1;
    for(int i=1;i<=1000;i++){
        C[i][0] = C[i][i] = 1;
        for(int j=1;j<i;j++){
            C[i][j] = (C[i-1][j] + C[i-1][j-1])%mod;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

boat.cpp: In function 'int main()':
boat.cpp:51:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1;i<v.size();i++){
                 ~^~~~~~~~~
boat.cpp:56:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1;i<v.size();i++){
                 ~^~~~~~~~~
boat.cpp:74:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j=1;j<v.size();j++){
                     ~^~~~~~~~~
boat.cpp:37:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
boat.cpp:41:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &a[i], &b[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 27 / 27
• Subtask 4: 0 / 42