0_0_22207826_7833.cpp: In function 'void init(int)':
0_0_22207826_7833.cpp:28:3: error: 'pre' was not declared in this scope
pre[i] = i;
^
0_0_22207826_7833.cpp:30:2: error: 'cnt' was not declared in this scope
cnt = n;
^
0_0_22207826_7833.cpp: In function 'int root(int)':
0_0_22207826_7833.cpp:34:8: error: 'pre' was not declared in this scope
if(x!=pre[x]){
^
0_0_22207826_7833.cpp:37:9: error: 'pre' was not declared in this scope
return pre[x];
^
0_0_22207826_7833.cpp: In function 'void merge(int, int, int, int, bool)':
0_0_22207826_7833.cpp:41:8: error: 'n' was not declared in this scope
if(bx>n || by>m)return;//超出地图的部分不进行合并
^
0_0_22207826_7833.cpp:41:16: error: 'm' was not declared in this scope
if(bx>n || by>m)return;//超出地图的部分不进行合并
^
0_0_22207826_7833.cpp:44:2: error: 'ta' was not declared in this scope
ta = farm[ax][ay]-'A';
^
0_0_22207826_7833.cpp:45:2: error: 'tb' was not declared in this scope
tb = farm[bx][by]-'A';
^
0_0_22207826_7833.cpp:52:24: error: 'm' was not declared in this scope
int fx = root((ax-1)*m+ay);
^
0_0_22207826_7833.cpp:55:4: error: 'pre' was not declared in this scope
pre[fy] = fx;
^
0_0_22207826_7833.cpp:56:6: error: 'cnt' was not declared in this scope
--cnt;
^
0_0_22207826_7833.cpp: In function 'int main()':
0_0_22207826_7833.cpp:65:23: error: 'n' was not declared in this scope
while(scanf("%d %d",&n,&m)!=EOF){
^
0_0_22207826_7833.cpp:65:26: error: 'm' was not declared in this scope
while(scanf("%d %d",&n,&m)!=EOF){
^
0_0_22207826_7833.cpp:77:17: error: 'cnt' was not declared in this scope
printf("%d\n",cnt);
^
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