一定要理解是最外面一层的括号 /(ㄒoㄒ)/~~ eg1. a(aa(aaA)a 就是4 /(ㄒoㄒ)/~~ eg2. a(aa)aaA)a 还是4 /(ㄒoㄒ)/~~

#include <stdio.h> #include <string.h> int main() { int n; scanf("%d", &n); while (n--) { char ar[1003]; scanf("%s", ar); int len = strlen(ar); int sum = 0; int a = 0, b = 0; for (int i = 0; i < len; i++) { if (ar[i] == '(') { a = i+1; break; } } for(int j=a;j<len;j++){ if(ar[j]==')'){ b=j; } } for (; a < b; a++) { if (ar[a] >= 97 && ar[a] <= 122) { sum++; } } printf("%d\n", sum); } return 0; }

#include<stdio.h>
#include<string.h>
int main(){
	int n;
	char str[1010];
	scanf("%d",&n);
	while(n--){
		scanf("%s",str);
		int len = strlen(str);
		int ans = 0;
		int a[1010] = {0};
		int b[1010] = {0};
		int x = 0;
		int y = 0;
		for(int i = 0;i < len;i++){
        if(str[i] == '('){
        	a[x] = i;
        	x++;
		}
		if(str[i] == ')'){
			b[y] = i;
			y++;
		}
		}
		for(int i = 0;i <=x;i++){
			for(int j = a[i] + 1;j < b[i];j++){
				if(str[j]>='a'&&str[j]<='z'){
					ans++;
				}
			}
		}
		printf("%d\n",ans);
	}
}//提示说会不出现(fs(hf)adf)这种情况但是没有说不会出现(sdfad)sa)f)这种情况哦👀️ 

#include <stdio.h>
#include <iostream>
#include <algorithm>
using namespace std;
int main() {
	int t;
	cin >> t;
	while (t--) {
		string s;
		cin >> s;
		int len = s.length();
		int ans = 0;
		int a = 0, b = 0;
		for (int i = 0 ; i < len ; i++) {
			if (s[i] == '(') {
				a = i;
			}
			if (s[i] == ')') {
				b = i;
				for (int j = a + 1 ; j <= b - 1 ; j++) {
					if (s[j] >= 'a' && s[j] <= 'z') {
						ans++;
					}
				}
			}
		}
		cout << ans << '\n';
	}
	return 0;
}

#include <stdio.h>
#include <string.h>
int main(){
    int a;
    scanf("%d",&a);
    while(a--){
        char b[1000];
        int cnt=0,i,cnt1=0;
        scanf("%s",b);
        int len=strlen(b);
        for(i=0;i<len;i++){
            if(b[i]=='(')break;
        }
        for(;i<len;i++){
            if(b[i]==')'){cnt1=cnt;}
            if(b[i]>=97&&b[i]<=122)cnt++;
        }
        printf("%d\n",cnt1);
    }
}

洒洒水啦，很简单的

#include<stdio.h>

#include<string.h>

int main(){

int n,m;

char a[1005];

scanf("%d",&n);

while(n--){

int x=0,y=0;

int sum=0;

scanf("%s",a);

m=strlen(a);

for(int i=0;i<m;i++){

if(a[i]=='('){

x=i;

break;

}

}

for(int i=0;i<m;i++){

if(a[i]==')'){

y=i;

}

}

for(int i=x+1;i<=y-1;i++){

if(a[i]>='a'&&a[i]<='z'){

sum++;

}

}

printf("%d\n",sum);

}

return 0;

}

#include<stdio.h> #include<string.h> int main() { int n; scanf("%d", &n); while (n--) { char arr[1010]; int num = 0; scanf("%s", arr); int sz = strlen(arr); int a = 0; int total = 0; for (int i = 0; i < sz; i++) { num = 0; if (arr[i] == '(') { for (int j = i + 1; arr[j] != ')'&&j<sz; j++) { if (arr[j] >= 'a' && arr[i] <= 'z') { num++;//记录每一次遇到()里的数目 } if (arr[j+1] == ')') { a = 1;//如果有括回来的括号，接收数据 } else { a = 0; } } } if (a==1) { total += num; } } printf("%d\n", total); } return 0; }

#include<stdio.h>
#include<string.h>
int main ()
{
    int n;
    scanf("%d",&n);
   for(int i=1;i<=n;i++)
   {
	int count=0;
	char ch[1000];
	memset(ch,'\0',sizeof(ch));//清空数组
	scanf("%s",ch);
	for(int m=0;;m++)
	{
		if(ch[m]=='(')//检测左括号
		{
			int t=m+1;
			while(ch[t]!=')')
			{t++;//记录括号内字符数量
			if(ch[t]=='\0')
			break;}
			if(ch[t]==')')//检测右括号
				{
					for(;m<t;m++)
					{
						if(ch[m]>='a'&&ch[m]<='z')//检测小写字母
		  				count++;
					}
				}
				if(ch[t]=='\0')
				{m=t;//标记跳出点
				break;}
		}
		if(ch[m]=='\0')//跳出循环
		break;
	}
	printf("%d\n",count);
   }
    return 0;
}

//仲夏特供
#include <iostream>
using namespace std;
int main() {
  string a;
  int T = 0;
  cin >> T;
  for (int i = 0; i < T; i++) {
    cin >> a;
    int length1 = a.length();
    int biaoJi1 = 0;
    int biaoJi2 = 0;
    for (int j = 0; j < length1; j++) {
      if (a[j] == '(') {
        biaoJi1 = j;
        break;
      }
    }
    for (int j = biaoJi1; j < length1; j++) {
      if (a[j] == ')') {
        biaoJi2 = j;
      }
    }
    int sum = 0;
    for (int j = biaoJi1 + 1; j < biaoJi2; j++) {
      //   cout << a[j] << endl;
      if ('a' <= a[j] && a[j] <= 'z') {
        sum++;
      }
    }
    cout << sum << endl;
  }
}