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E.cpp
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65 lines (56 loc) · 1.68 KB
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#include <bits/stdc++.h>
#define FOR(i,a,b) for(int i=(a),_b=(b); i<=_b; i++)
#define FORD(i,a,b) for(int i=(a),_b=(b); i>=_b; i--)
#define REP(i,a) for(int i=0,_a=(a); i<_a; i++)
#define EACH(it,a) for(__typeof(a.begin()) it = a.begin(); it != a.end(); ++it)
#define DEBUG(x) { cout << #x << " = "; cout << (x) << endl; }
#define PR(a,n) { cout << #a << " = "; FOR(_,1,n) cout << a[_] << ' '; cout << endl; }
#define PR0(a,n) { cout << #a << " = "; REP(_,n) cout << a[_] << ' '; cout << endl; }
#define sqr(x) ((x) * (x))
using namespace std;
int n, a[100111];
int main() {
while (scanf("%d", &n) == 1) {
FOR(i,1,n) scanf("%d", &a[i]);
if (n == 1) {
if (a[1] == 0) {
puts("YES");
puts("0");
}
else {
puts("NO");
}
continue;
}
if (a[n] == 1) {
puts("NO");
continue;
}
// now a[n] = 0
if (a[n-1] == 1) {
puts("YES");
FOR(i,1,n-1) printf("%d->", a[i]);
printf("%d\n", a[n]);
continue;
}
int has = 0;
FOR(i,1,n-2) if (a[i] == 0) has = i;
if (!has) {
puts("NO");
continue;
}
puts("YES");
--has;
if (has) {
putchar('(');
FOR(i,1,has-1) printf("%d->", a[i]);
printf("%d)->", a[has]);
}
putchar('(');
printf("%d->(", a[has+1]);
FOR(i,has+2,n-2) printf("%d->", a[i]);
printf("%d))->", a[n-1]);
printf("%d\n", a[n]);
}
return 0;
}