codeforces723B Text Document Analysis
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#include <cstdio>#include <cstring>#include <iostream>#include <algorithm>#include <map>#include <queue>#include <cmath>#include <vector>#include <string>using namespace std;char s[300], ts[300];int len, tlen;bool flag;bool ischar(char c) {if (c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z') {return true;}return false;}int main(){cin >> len;scanf("%s", s);int maxl = 0;tlen = 0;flag = true;for (int i = 0; i < len; i++) {if (flag && ischar(s[i])) {tlen++;}else if (s[i] == '(') {maxl = max(maxl, tlen);tlen = 0;flag = false;}else if (s[i] == ')') {tlen = 0;flag = true;continue;}else if (flag && s[i] == '_') {maxl = max(maxl, tlen);tlen = 0;}}maxl = max(maxl, tlen); //debugcout << maxl << " ";flag = false;int cnt = 0;for (int i = 0; i < len; i++) {if (s[i] == '(') {flag = true;}else if (s[i] == ')') {flag = false;}else if (s[i] == '_') {continue;}else if (flag && ischar(s[i])) {if (i == 0) {cnt++;}else if (i > 0) {if (ischar(s[i - 1])) {continue;}else {cnt++;}}}}cout << cnt << endl;return 0;}
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