yp11151144@yphs.tp.edu.tw
(911-39陳中仁)
#include <bits/stdc++.h>
using namespace std;
int main() {
string s;
int a, b, i;
while( cin >> s) {
a = 0;
b = 0;
for ( i = 0; i < s.length(); i ++) {
if ( i % 2) {
a += s[i]- '0';
} else {
b += s[i] - '0';
}
}
if ( a > b) {
cout << a - b << endl;
} else {
cout << b - a << endl;
}
return 0;
}
}
yp11151192@yphs.tp.edu.tw
(906-40黃浩軒)
#include
using namespace std;
int main() {
string s;
int a, b, i;
while( cin >> s) {
a = 0;
b = 0;
for ( i = 0; i < s.length(); i ++) {
if ( i % 2) {
a += s[i]- '0';
} else {
b += s[i] - '0';
}
}
if ( a > b) {
cout << a - b << endl;
} else {
cout << b - a << endl;
}
return 0;
}
}
其實可以用abs()函數