Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
130090 huangyifeng2 字母概率 C++ Wrong Answer 0 MS 276 KB 386 2025-09-07 15:54:49

Tests(0/1):

Code:

#include<iostream> #include<string> using namespace std; int main() { string str; char ch; int num = 0; cin >> ch >> str; int a = str.length(); for (int i = 0; i < a; i++) { if (ch == str[i] || toupper(ch) == str[i]) { num++; } } printf("%.5f\n", (float)num / a); }

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-----

0.02128