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摘要： 最短路map如果要使用char*作为key，不能简单的直接使用，可以用string作为map的key，使用的时候将char*转换为string。转换的方法是使用string的assign函数。string.assign(char*);#include <iostream>#include <cstdlib>#include <cstdio>#include <cstring>#include <algorithm>#include <map>using namespace std;#define maxn 205#defi 阅读全文

摘要： 简单题#include <iostream>#include <cstdlib>#include <cstdio>#include <cstring>using namespace std;#define maxn 105int n;int sum_row[maxn];int sum_col[maxn];int f[maxn][maxn];void input(){ for (int i = 0; i < n; i++) for (int j = 0; j < n; j++) scanf("%d", &f[ 阅读全文

摘要： 简单题#include <iostream>#include <cstdlib>#include <cstring>#include <cstdio>using namespace std;int a, b, c, d;int cal(int a){ return (a + 40) % 40;}int main(){ while (scanf("%d%d%d%d", &a, &b, &c, &d), a | b | c | d) { int ans = cal(a - b) + cal(c - 阅读全文

摘要： 简单题#include <iostream>#include <cstdlib>#include <cstdio>#include <cstring>using namespace std;#define maxn 1005int n;int f[maxn];double average;void input(){ int sum = 0; scanf("%d", &n); for (int i = 0; i < n; i++) { scanf("%d", &f[i]); sum += 阅读全文

摘要： 简单题#include <iostream>#include <cstdlib>#include <cstdio>#include <cstring>using namespace std;#define maxn 1000005char st[maxn];int len;bool ok(int a){ for (int i = a; i < len; i++) if (st[i] != st[i % a]) return false; return true;}int work(){ for (int i = 1; i <= len 阅读全文