Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
158994 格林老师 字母概率 C++ Wrong Answer 1 MS 268 KB 421 2026-08-24 14:28:41

Tests(0/1):

Code:

#include <bits/stdc++.h> using namespace std; int main() { int T; cin>>T; while(T--){ string s; char c; cin>>c; cin>>s; char cc=tolower(c); int sumi=0; for (int i=0;i<s.size();i++){ if (tolower(s[i])==cc){ sumi++; } } printf("%.5lf\n",sumi*1.0/s.size()); } return 0; }

Run Info:

------Input------

Q ibLtsCwPnywpaivPoAeUsanmygOVDrpWGumIejVXnrIZUELRZTUzraAvLSuFlrQocHqhpqxSVQdsgloVARjpvcAdfUqtvYCObokOfWRcjBgfHuwJLBzZHhHSdAlgBkvkovtfuEnoobQqa
A cBisPknAbfIHxpsawlQzgdanesWUqcSgTgxgWnuYowMCeXhTtNmzcSTfGPhTAQmcuMoPvBOReIregGapLGPKTRwRtZHezzWGDuYwaoyTLIKLacWEVslEGLkHcQmbrNzpXaIkYGTCeMkbflnnfwjzajMGlcXToiMmMYZfUtBMDNLRMPYpHaDlqYqBfYOVffHDQ
J uxfRnztlAtWzbXaudyDACrJVPZvYnZjcqgbZikYkfOgBFGuZTDCNdUjdVVLiGYcVlpoquSBrbNjQaMhSyVDnFeTbFndVcWeZNyCXvlCqgeVcjAHnEdRQG
D lsEByvYQmuzSNLDzjGkVRXjJPfZlbNnnKdppox
------Answer-----

0.04965
0.05181
0.04274
0.05172
0.12821
0.02804
0.02128
0.00000
0.00000
0.06250
0.03049
0.01136
0.07547
0.02614
0.04545
0.06349
0.01266
0.05172
0.04118
0.07547
0.02817
0.04730
0.05263
0.00000
0.04891
0.04545
0.03030
0.02247
0.04969
0.05051
0.05051
0.06780
0.05085
0.02381
0.02878
0.06349
0.07216
0.01613
0.02222
0.06250
0.05000
0.03145
0.05229
0.04569
0.04938
0.02424
0.00000
0.00000
0.00000
0.03448
0.03175
0.03306
0.04587
0.00000
0.07576
0.04000
0.04839
0.06250
0.02941
0.06098
0.04386
0.01974
0.04
------Your output-----