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@arukuka /ICPC2017B.cpp Secret
Created Jul 14, 2017

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#include <iostream>
#include <string>
using namespace std;
int main() {
string s1, s2;
while (cin >> s1, s1 != ".") {
cin >> s2;
if (s1[s1.size() - 1] != s2[s2.size() - 1]) {
cout << "DIFFERENT" << endl;
continue;
}
int q1 = 0;
for (int i = 0; i < s1.size(); i++) {
if (s1[i] == '"') {
q1++;
}
}
int q2 = 0;
for (int i = 0; i < s2.size(); i++) {
if (s2[i] == '"') {
q2++;
}
}
if (q1 != q2) {
cout << "DIFFERENT" << endl;
continue;
}
int dif = 0;
int i = 0;
int j = 0;
while (i < s1.size() && j < s2.size()) {
if (s1[i] != s2[j]) {
dif = 2;
break;
}
if (s1[i] == '"') {
i++;
string sc1;
while (s1[i] != '"') {
sc1 += s1[i];
i++;
}
j++;
string sc2;
while (s2[j] != '"') {
sc2 += s2[j];
j++;
}
if (sc1 != sc2) {
dif++;
}
}
i++;
j++;
}
if (dif == 0) {
cout << "IDENTICAL" << endl;
} else if (dif == 1) {
cout << "CLOSE" << endl;
} else {
cout << "DIFFERENT" << endl;
}
}
return 0;
}
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