| |
 ff
|
#include <iostream>
using namespace std;
int n;
int cnt = 0;
int a[20];
int len = 0;
void dfs(int r, int s) {
if (r == 0) {
for (int i = 0; i < len; i++) {
cout << a[i];
if (i < len - 1) {
cout << " ";
}
}
cout << endl;
cnt++;
return;
}
for (int i = s; i <= r; i++) {
a[len] = i;
len++;
dfs(r - i, i);
len--;
}
}
int main() {
cin >> n;
dfs(n, 1);
cout << "sum=" << cnt << endl;
return 0;
}
( 2026/4/1 17:36:32 ) |
| |
#include<bits/stdc++.h>
using namespace std;
int a[105][105];
int main(){
freopen("p1729.in","r",stdin);
freopen("p1729.out","w",stdout);
int n,k=1;
cin>>n;
for(int i=1;i<=n;i++){
for(int j=1;j<=n-i+1;j++){
a[j][i]=i;
}
}
for(int i=n;i>0;i--){
for(int j=k;j<=n;j++){
a[i][j]=k;
}
k++;
}
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
cout<<setw(3)<<a[i][j];
}
cout<<endl;
}
fclose(stdin);
fclose(stdout);
return 0;
}
( ) |
| |
#include<bits/stdc++.h>
using namespace std;
int a[105][105];
int main(){
freopen("p1729.in","r",stdin);
freopen("p1729.out","w",stdout);
int n,k=1;
cin>>n;
for(int i=1;i<=n;i++){
for(int j=1;j<=n-i+1;j++){
a[j][i]=i;
}
}
for(int i=n;i>0;i--){
for(int j=k;j<=n;j++){
a[i][j]=k;
}
k++;
}
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
cout<<setw(3)<<a[i][j];
}
cout<<endl;
}
fclose(stdin);
fclose(stdout);
return 0;
}
( ) |
| ff |
#include <bits/stdc++.h>
using namespace std;
int main() {
freopen("p1745.in","r",stdin);
freopen("p1745.out","w",stdout);
string s;
cin >> s;
long long max = -1;
long long c = 0;
bool r = false;
for (int i = 0; i < s.length(); i++) {
if (s[i] >= '0' && s[i] <= '9') {
c = c * 10 + (s[i] - '0');
r = true;
} else {
if (r) {
if (c > max) {
max = c;
}
c = 0;
r = false;
}
}
}
if (r) {
if (c > max) {
max = c;
}
}
cout << max;
fclose(stdin);
fclose(stdout);
return 0;
}
( ) |
|
