Submission #23231

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
23231	2017-05-05 10:41:36	ainta	hi (KRIII5_HI)	C++14	0 / 7	36 ms	7788 KiB

HI

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#include<cstdio>
#include<algorithm>
#include<vector>
using namespace std;
int P[110], Mod = 1000000007, n, w[60], F[5110], InvF[5110], C[110][110], S[60];
int D1[60][5010], D2[60][5010], D[60][5010], Comb[5110][110], CC[110][110];
int Pow(int a, int b){
    int r = 1;
    while(b){
        if(b&1)r=1ll*r*a%Mod;
        a=1ll*a*a%Mod;b>>=1;
    }
    return r;
}
vector<int> multiply(vector<int> &A, vector<int> &B){
    int i, j, an = A.size(), bn = B.size();
    vector<int> C(an+bn-1, 0);
    for(i=0;i<an;i++)for(j=0;j<bn;j++)C[i+j]=(C[i+j]+(long long)A[i]*B[j])%Mod;
    return C;
}
void Add(vector<int> &A, vector<int> &B, int K){
    A.resize(max(A.size(), B.size() + K));
    int i;
    for(i=0;i<B.size();i++) A[i+K] = (A[i+K]+B[i])%Mod;
}
void Sub(vector<int> &A, vector<int> &B){
    A.resize(max(A.size(), B.size()));
    int i;
    for(i=0;i<B.size();i++) A[i] = (A[i]-B[i]+Mod)%Mod;
}
 
 
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Compilation message (stderr)

HI.cpp: In function 'void Add(std::vector<int>&, std::vector<int>&, int)':
HI.cpp:24:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<B.size();i++) A[i+K] = (A[i+K]+B[i])%Mod;
              ^
HI.cpp: In function 'void Sub(std::vector<int>&, std::vector<int>&)':
HI.cpp:29:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<B.size();i++) A[i] = (A[i]-B[i]+Mod)%Mod;
              ^
HI.cpp: In function 'void Do()':
HI.cpp:93:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<CC.size();j++)D[i][j] = CC[j];
                  ^
HI.cpp: In function 'int main()':
HI.cpp:127:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
                   ^

• Subtask 1: 0 / 2
• Subtask 2: 0 / 5