---

#include <bits/stdc++.h>

using namespace std;

long long int q, sum;

int cnt[10000005];

int s;

bool cmp, cmp2;

long long int num = 1;

string a;

stringstream ss;

int main()

{

cin.tie(0);

ios_base::sync_with_stdio(0);

while (getline(cin, a))

{

ss.str("");

for (long long int i = 0; i < a.length(); i++)

{

if (a[i] == ' ')

{

cnt[num] = i;

if (cmp2)

{

a.erase(cnt[num - 1], cnt[num] - cnt[num - 1]);

cmp2 = 0;

i -= (cnt[num] - cnt[num - 1]);

cnt[num] -= (cnt[num] - cnt[num - 1]);

}

num++;

}

if (s == 1 && a[i]<'0' || a[i]>'9')

{

cmp2 = 1;

}

}

ss << a;

while (ss >> q)

{

sum += q;

}

cout << sum << '\n';

sum = 0;

q = 0;

s = 0;

num = 1;

cmp = 0, cmp2 = 0;

memset(cnt, 0, sizeof(cnt));

ss.clear();

}

}

當發現單字有非數字的字元，就刪除那個單字

不知道問題在哪裡，各位大大求解!!!!!!!