2 solutions

  • 2
    @ 2024-11-5 19:50:24
    #include<bits/stdc++.h> 
    using namespace std; 
    char s[255]; 
    int main() 
    { 
    	int cnt=0; 
    	cin.getline(s,255); 
    	for(int i=0;i<strlen(s);i++)
    	{ 
    		if(s[i]<='9' and s[i]>='0')
    		{ 
    			cnt++; 
    		} 
    	}
    	cout<<cnt;
    	return 0; 
    }
    

    这是题解,懂?🤨 [🥬🐔]

  • -7
    @ 2024-6-22 20:00:55

    #include<bits/stdc++.h> using namespace std; char a[255]; int main() { int d=0; cin.getline(a,255); for(int i=0;i<strlen(a);i++){ if(a[i]<='9' and a[i]>='0'){ d++; } }

    cout<<d; return 0; }

    • 1

    Information

    ID
    913
    Time
    1000ms
    Memory
    256MiB
    Difficulty
    1
    Tags
    (None)
    # Submissions
    110
    Accepted
    45
    Uploaded By