Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
148917 张奕杨 字母概率 C++ Wrong Answer 0 MS 268 KB 438 2026-03-02 12:38:39

Tests(0/1):

Code:

#include<iostream> #include<cstring> using namespace std; int main(){ int p=0,t; string s; char c; cin>>t; for(int i=0;i<t;i++){ p=0; cin>>c>>s; for(int i=0;i<s.size();i++){ if(s[i]==c||s[i]-32==c||s[i]+32==c){ p++; } } double ans=double(p)/double(s.size())*1.0; printf("%.5lf",ans,"\n"); } 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-----