Submission #19740

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
19740	2016-02-25 05:10:40	jihoon	동전 (kriii4_E)	C++98	100 / 100	165 ms	263228 KiB

D

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#include<cstdio>
#define je 1000000007;
long long bae[256][512][256];
int main(){
    int n,coverage=1,cal;
    scanf("%d",&n);
    bae[0][0][0]=1;
    for(int i=0;i<n;i++){
        for(int j=0;j<=511;j++){
            for(int k=0;k<=i;k++){
                bae[i+1][j][0]+=bae[i][j][k];
                bae[i+1][j][0]%=je;
                cal=j;
                cal^=k;cal^=k+1;
                bae[i+1][cal][k+1]+=bae[i][j][k];
                bae[i+1][cal][k+1]%=je;
            }
        }
    }
    for(int j=1;j<=n;j++){
        bae[n][0][0]+=bae[n][0][j];
        bae[n][0][0]%=je;
    }
    printf("%d",bae[n][0][0]);
}
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 95 / 95