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QOJ
| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #102609 | #6309. Aqre | kingsnow | WA | 2ms | 3668kb | C++14 | 2.3kb | 2023-05-03 15:05:21 | 2023-05-03 15:05:24 |
Judging History
answer
//#pragma GCC optimize(3,"Ofast","inline")
//#pragma GCC optimize("-Ofast","-funroll-all-loops")
#include<bits/stdc++.h>
//#define getchar nc
#define sight(c) ('0'<=c&&c<='9')
#define swap(a,b) a^=b,b^=a,a^=b
#define LL long long
#define debug(a) cout<<#a<<" is "<<a<<"\n"
#define dput(a) puts("a")
#define eho(x) for(int i=head[x];i;i=net[i])
#define fi first
#define se second
inline char nc(){
static char buf[1000000],*p1=buf,*p2=buf;
return p1==p2&&(p2=(p1=buf)+fread(buf,1,1000000,stdin),p1==p2)?EOF:*p1++;
}
template <class T>
inline void read(T &x){// unsigned
static char c;
for (c=getchar();!sight(c);c=getchar());
for (x=0;sight(c);c=getchar())x=x*10+c-48;
}
template <class T> void write(T x){if (x<10) {putchar('0'+x); return;} write(x/10); putchar('0'+x%10);}
template <class T> inline void writeln(T x){ if (x<0) putchar('-'),x*=-1; write(x); putchar('\n'); }
template <class T> inline void writel(T x){ if (x<0) putchar('-'),x*=-1; write(x); putchar(' '); }
using namespace std;
int n,m,T;
int c[3][4]={{1,1,1,0},{1,0,1,1},{1,1,1,0}};
int e[4][4]={{1,1,1,0},{1,0,1,1},{1,1,0,1},{0,1,1,1}};
int f[4][4]={{1,1,0,1},{1,1,1,0},{1,0,1,1},{0,1,1,1}};
int ans[1007][1007];
signed main() {
#ifdef LOCAL
// freopen("test.in", "r", stdin);
// freopen("test.out", "w", stdout);
#endif
scanf("%d",&T);
while (T--) {
scanf("%d%d",&n,&m);
if (n<4&&m<4) {
printf("%d\n",n*m);
for (int i=0;i<n;i++,puts(""))
for (int j=0;j<m;j++)
printf("%d",1);
} else if (n==3&&m%4==3) {
printf("%d\n",9*(m+1)/4-1);
for (int i=0;i<3;i++,puts(""))
for (int j=0;j<m;j++)
printf("%d",c[i][j%4]);
} else if (n%3==0&&m==3) {
printf("%d\n",9*(n+1)/4-1);
for (int i=0;i<n;i++,puts(""))
for (int j=0;j<3;j++)
printf("%d",c[j][i%4]);
} else {
int anw=0;
// printf("%d\n",n*m-n*m/4-(n*m%4==0?0:1));
int flag=((n%4<=2)&&(m%4<=2)&&n>4&&m>4)&&(n%4)&&(m%4);
if (!flag)
for (int i=0;i<n;i++)
for (int j=0;j<m;j++)
ans[i][j]=e[i%4][j%4],anw+=ans[i][j];
else
for (int i=0;i<n;i++)
for (int j=0;j<m;j++)
ans[i][j]=f[i%4][j%4],anw+=ans[i][j];
printf("%d\n",anw);
for (int i=0;i<n;i++,puts(""))
for (int j=0;j<m;j++)
printf("%d",ans[i][j]);
}
}
return 0;
}
// CFIJM
详细
Test #1:
score: 100
Accepted
time: 2ms
memory: 3532kb
input:
3 2 2 3 4 3 8
output:
4 11 11 9 1110 1011 1101 18 11101110 10111011 11011101
result:
ok ok (3 test cases)
Test #2:
score: -100
Wrong Answer
time: 1ms
memory: 3668kb
input:
361 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 2 11 2 12 2 13 2 14 2 15 2 16 2 17 2 18 2 19 2 20 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 10 3 11 3 12 3 13 3 14 3 15 3 16 3 17 3 18 3 19 3 20 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 10 4 11 4 12 4 13 4 14 4 15 4 16 4 17 4 18 4 19 4 20 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 5 1...
output:
4 11 11 6 111 111 6 1110 1011 8 11101 10111 9 111011 101110 11 1110111 1011101 12 11101110 10111011 14 111011101 101110111 15 1110111011 1011101110 17 11101110111 10111011101 18 111011101110 101110111011 20 1110111011101 1011101110111 21 11101110111011 10111011101110 23 111011101110111 1011101110111...
result:
wrong answer ans finds a larger answer (test case 97)