Submission #1225522
Source Code Expand
#include <cstdio> #include <cstring> const int N=500010; char c[N]; int q,l,r,f[N][30],d[N][25],n,j,h,i; int main(){ scanf("%s",c+1); n=strlen(c+1); for(i=1;i<=n;++i)f[i][c[i]-'a']=i; for(i=n;i;--i){ for(j=c[i]+1-'a';j<=26;++j){ if(f[i][j-1])f[i][j]=f[f[i][j-1]+1][j-1]; //printf("f[%d][%d]=%d\n",i,j,f[i][j]); } if(f[i][26])for(j=0;j<c[i]-'a';++j)f[i][j]=f[f[i][26]+1][j]; d[i][0]=f[i][26]; for(h=1;(1<<h)<n;++h)if(d[i][h-1])d[i][h]=d[d[i][h-1]+1][h-1]; } scanf("%d",&q); while(q--){ scanf("%d%d",&l,&r); if(l==r){ puts("No"); continue; } for(i=h;i>=0;--i) if(d[l][i] && d[l][i]<=r)l=d[l][i]+1; if(l==r+1)puts("Yes"); else puts("No"); } return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Robot and String |
User | vjudge1 |
Language | C++14 (GCC 5.4.1) |
Score | 1300 |
Code Size | 698 Byte |
Status | AC |
Exec Time | 188 ms |
Memory | 108416 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:7:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",c+1); ^ ./Main.cpp:19:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&q); ^ ./Main.cpp:21:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&l,&r); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1300 / 1300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt, 1_29.txt, 1_30.txt, 1_31.txt, 1_32.txt, 1_33.txt, 1_34.txt, 1_35.txt, 1_36.txt, 1_37.txt, 1_38.txt, 1_39.txt, 1_40.txt, 1_41.txt, 1_42.txt, 1_43.txt, 1_44.txt, 1_45.txt, 1_46.txt, 1_47.txt, 1_48.txt, 1_49.txt, 1_50.txt, 1_51.txt, 1_52.txt, 1_53.txt, 1_54.txt, 1_55.txt, 1_56.txt, 1_57.txt, 1_58.txt, 1_59.txt, 1_60.txt, 1_61.txt, 1_62.txt, 1_63.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 1 ms | 2176 KB |
0_01.txt | AC | 1 ms | 2176 KB |
0_02.txt | AC | 1 ms | 2176 KB |
1_00.txt | AC | 16 ms | 2560 KB |
1_01.txt | AC | 16 ms | 2560 KB |
1_02.txt | AC | 138 ms | 108416 KB |
1_03.txt | AC | 136 ms | 108416 KB |
1_04.txt | AC | 139 ms | 108416 KB |
1_05.txt | AC | 142 ms | 108416 KB |
1_06.txt | AC | 178 ms | 108416 KB |
1_07.txt | AC | 184 ms | 108416 KB |
1_08.txt | AC | 97 ms | 108416 KB |
1_09.txt | AC | 95 ms | 108416 KB |
1_10.txt | AC | 94 ms | 108416 KB |
1_11.txt | AC | 92 ms | 108416 KB |
1_12.txt | AC | 93 ms | 108416 KB |
1_13.txt | AC | 93 ms | 108416 KB |
1_14.txt | AC | 94 ms | 108416 KB |
1_15.txt | AC | 96 ms | 108416 KB |
1_16.txt | AC | 95 ms | 108416 KB |
1_17.txt | AC | 100 ms | 108416 KB |
1_18.txt | AC | 103 ms | 108416 KB |
1_19.txt | AC | 106 ms | 108416 KB |
1_20.txt | AC | 105 ms | 108416 KB |
1_21.txt | AC | 108 ms | 108416 KB |
1_22.txt | AC | 124 ms | 108416 KB |
1_23.txt | AC | 124 ms | 108416 KB |
1_24.txt | AC | 141 ms | 108416 KB |
1_25.txt | AC | 152 ms | 108416 KB |
1_26.txt | AC | 165 ms | 108416 KB |
1_27.txt | AC | 188 ms | 108416 KB |
1_28.txt | AC | 186 ms | 108416 KB |
1_29.txt | AC | 185 ms | 108416 KB |
1_30.txt | AC | 174 ms | 108416 KB |
1_31.txt | AC | 172 ms | 108416 KB |
1_32.txt | AC | 173 ms | 108416 KB |
1_33.txt | AC | 83 ms | 108416 KB |
1_34.txt | AC | 84 ms | 107520 KB |
1_35.txt | AC | 92 ms | 107776 KB |
1_36.txt | AC | 93 ms | 107392 KB |
1_37.txt | AC | 98 ms | 107648 KB |
1_38.txt | AC | 104 ms | 108416 KB |
1_39.txt | AC | 108 ms | 108416 KB |
1_40.txt | AC | 114 ms | 107776 KB |
1_41.txt | AC | 128 ms | 108416 KB |
1_42.txt | AC | 123 ms | 107520 KB |
1_43.txt | AC | 134 ms | 108416 KB |
1_44.txt | AC | 134 ms | 108288 KB |
1_45.txt | AC | 135 ms | 108032 KB |
1_46.txt | AC | 142 ms | 108288 KB |
1_47.txt | AC | 146 ms | 107648 KB |
1_48.txt | AC | 164 ms | 108416 KB |
1_49.txt | AC | 133 ms | 108416 KB |
1_50.txt | AC | 155 ms | 108416 KB |
1_51.txt | AC | 114 ms | 108416 KB |
1_52.txt | AC | 153 ms | 108416 KB |
1_53.txt | AC | 106 ms | 108416 KB |
1_54.txt | AC | 155 ms | 108416 KB |
1_55.txt | AC | 118 ms | 108416 KB |
1_56.txt | AC | 149 ms | 108416 KB |
1_57.txt | AC | 109 ms | 108416 KB |
1_58.txt | AC | 131 ms | 108416 KB |
1_59.txt | AC | 175 ms | 108416 KB |
1_60.txt | AC | 132 ms | 108416 KB |
1_61.txt | AC | 125 ms | 108416 KB |
1_62.txt | AC | 89 ms | 108416 KB |
1_63.txt | AC | 125 ms | 108416 KB |