#include <stdio.h>
#include <string.h>
#define L_MAX 100000
int L;
char S[L_MAX+1];
void divideConquer(int left, int right) {
int ll=left, lm, lr, rl, rr=right, num;
if((right-left)%2) {
lr=(left+right)/2;
rl=lr+1;
}
else {
lr=(left+right)/2-1;
rl=lr+2;
}
if(ll<lr) {
divideConquer(ll,lr);
divideConquer(rl,rr);
}
num=strncmp(S+ll,S+rl,lr-ll+1);
if(num<0) {
lm=(ll+lr)/2;
while(S[lm]=='z') {
S[lm]=S[ll+lr-lm]='a';
lm--;
}
S[lm]++;
if(lm!=ll+lr-lm)
S[ll+lr-lm]++;
}
strncpy(S+rl,S+ll,lr-ll+1);
}
int main(void) {
scanf("%s",S);
L=strlen(S);
divideConquer(0,L-1);
printf("%s",S);
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
0 ms |
1196 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
