DP - 字符混编
字符混编 #
Problem's Link
#
----------------------------------------------------------------------------
Mean:
略
analyse:
略
Time complexity: O(N)
view code
#include "bits/stdc++.h"
using namespace std;
class Mixture {
public:
bool chkMixture(string A, int n, string B, int m, string C, int v) {
if (v != n + m)
return false;
bool dp[n + 1][m + 1];
memset(dp,0,sizeof dp);
for (int i = 1; i < n; ++i)
dp[i][0] = (A[i-1] == C[i-1] ? 1 : 0);
for (int i = 1; i < m; ++i)
dp[0][i] = (B[i-1] == C[i-1] ? 1 : 0);
for (int i = 1; i <=n; ++i) {
for (int j = 1; j <= m; ++j) {
dp[i][j] = (A[i-1] == C[i + j - 1] && dp[i - 1][j]) || (B[j-1] == C[i + j - 1] && dp[i][j - 1]);
}
}
cout<<"------------------------------------------------------------"<<endl;
for (int i = 0; i <= n; ++i)
{
for (int j = 0; j <= m; ++j)
{
cout<<dp[i][j]<<" ";
}
cout<<endl;
}
cout<<"------------------------------------------------------------"<<endl;
return dp[n][m];
}
};
int main(int argc, char const *argv[]) {
string s1, s2, s3;
while (cin >> s1 >> s2 >> s3) {
Mixture solution;
if (solution.chkMixture(s1, s1.length(), s2, s2.length(), s3, s3.length()))
cout << "Yes." << endl;
else
cout << "No." << endl;
}
return 0;
}
using namespace std;
class Mixture {
public:
bool chkMixture(string A, int n, string B, int m, string C, int v) {
if (v != n + m)
return false;
bool dp[n + 1][m + 1];
memset(dp,0,sizeof dp);
for (int i = 1; i < n; ++i)
dp[i][0] = (A[i-1] == C[i-1] ? 1 : 0);
for (int i = 1; i < m; ++i)
dp[0][i] = (B[i-1] == C[i-1] ? 1 : 0);
for (int i = 1; i <=n; ++i) {
for (int j = 1; j <= m; ++j) {
dp[i][j] = (A[i-1] == C[i + j - 1] && dp[i - 1][j]) || (B[j-1] == C[i + j - 1] && dp[i][j - 1]);
}
}
cout<<"------------------------------------------------------------"<<endl;
for (int i = 0; i <= n; ++i)
{
for (int j = 0; j <= m; ++j)
{
cout<<dp[i][j]<<" ";
}
cout<<endl;
}
cout<<"------------------------------------------------------------"<<endl;
return dp[n][m];
}
};
int main(int argc, char const *argv[]) {
string s1, s2, s3;
while (cin >> s1 >> s2 >> s3) {
Mixture solution;
if (solution.chkMixture(s1, s1.length(), s2, s2.length(), s3, s3.length()))
cout << "Yes." << endl;
else
cout << "No." << endl;
}
return 0;
}
作者:北岛知寒
出处:https://www.cnblogs.com/crazyacking/p/5072380.html
版权:本作品采用「署名-非商业性使用-相同方式共享 4.0 国际」许可协议进行许可。
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