foo.c:7:18: error: expected ':', ',', ';', '}' or '__attribute__' before '=' token
    7 |         int* data=(int*)malloc(MaxSize*sizeof(int));
      |                  ^
foo.c:11:19: error: expected ';', ',' or ')' before '&' token
   11 | void push(int x,s &p)
      |                   ^
foo.c:16:12: error: expected ';', ',' or ')' before '&' token
   16 | void pop(s &p)
      |            ^
foo.c: In function 'main':
foo.c:27:19: error: 's' {aka 'struct SqStack'} has no member named 'data'
   27 |                 s0.data[j]=-1,s1.data[j]=-1;
      |                   ^
foo.c:27:33: error: 's' {aka 'struct SqStack'} has no member named 'data'
   27 |                 s0.data[j]=-1,s1.data[j]=-1;
      |                                 ^
foo.c:27:30: warning: left-hand operand of comma expression has no effect [-Wunused-value]
   27 |                 s0.data[j]=-1,s1.data[j]=-1;
      |                              ^
foo.c:33:25: warning: implicit declaration of function 'push' [-Wimplicit-function-declaration]
   33 |                         push(j,s1);
      |                         ^~~~
foo.c:36:37: error: 's' {aka 'struct SqStack'} has no member named 'data'
   36 |                         for(int k=s1.data[s1.top]+1;k<j;k++)
      |                                     ^
foo.c:36:45: error: 's' {aka 'struct SqStack'} has no member named 'top'
   36 |                         for(int k=s1.data[s1.top]+1;k<j;k++)
      |                                             ^
foo.c:57:49: error: 's' {aka 'struct SqStack'} has no member named 'top'
   57 |                                 for(int k=0;k<s0.top;k++)
      |                                                 ^
foo.c:59:53: error: 's' {aka 'struct SqStack'} has no member named 'data'
   59 |                                         for(int l=s0.data[k];l<s0.data[k+1];l++)
      |                                                     ^
foo.c:59:66: error: 's' {aka 'struct SqStack'} has no member named 'data'
   59 |                                         for(int l=s0.data[k];l<s0.data[k+1];l++)
      |                                                                  ^
foo.c:63:62: error: 's' {aka 'struct SqStack'} has no member named 'data'
   63 |                                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')&(s2[s0.data[k+1]]-'0');
      |                                                              ^
foo.c:63:80: error: 's' {aka 'struct SqStack'} has no member named 'data'
   63 |                                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')&(s2[s0.data[k+1]]-'0');
      |                                                                                ^
foo.c:63:101: error: 's' {aka 'struct SqStack'} has no member named 'data'
   63 |                                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')&(s2[s0.data[k+1]]-'0');
      |                                                                                                     ^
foo.c:64:62: error: 's' {aka 'struct SqStack'} has no member named 'data'
   64 |                                                         s2[s0.data[k+1]]+='0';
      |                                                              ^
foo.c:66:62: error: 's' {aka 'struct SqStack'} has no member named 'data'
   66 |                                                         s2[s0.data[k]]='\0';
      |                                                              ^
foo.c:71:62: error: 's' {aka 'struct SqStack'} has no member named 'data'
   71 |                                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
      |                                                              ^
foo.c:71:80: error: 's' {aka 'struct SqStack'} has no member named 'data'
   71 |                                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
      |                                                                                ^
foo.c:71:101: error: 's' {aka 'struct SqStack'} has no member named 'data'
   71 |                                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
      |                                                                                                     ^
foo.c:73:62: error: 's' {aka 'struct SqStack'} has no member named 'data'
   73 |                                                         s2[s0.data[k]]='\0';
      |                                                              ^
foo.c:78:38: error: 's' {aka 'struct SqStack'} has no member named 'data'
   78 |                                 s2[s1.data[s1.top]]='\0';s2[j]='\0';
      |                                      ^
foo.c:78:46: error: 's' {aka 'struct SqStack'} has no member named 'top'
   78 |                                 s2[s1.data[s1.top]]='\0';s2[j]='\0';
      |                                              ^
foo.c:79:33: warning: implicit declaration of function 'pop' [-Wimplicit-function-declaration]
   79 |                                 pop(s1);
      |                                 ^~~
foo.c:80:41: error: 's' {aka 'struct SqStack'} has no member named 'top'
   80 |                                 while(s0.top!=-1) pop(s0);
      |                                         ^
foo.c:104:33: error: 's' {aka 'struct SqStack'} has no member named 'top'
  104 |                 for(int k=0;k<s0.top;k++)
      |                                 ^
foo.c:106:37: error: 's' {aka 'struct SqStack'} has no member named 'data'
  106 |                         for(int l=s0.data[k];l<s0.data[k+1];l++)
      |                                     ^
foo.c:106:50: error: 's' {aka 'struct SqStack'} has no member named 'data'
  106 |                         for(int l=s0.data[k];l<s0.data[k+1];l++)
      |                                                  ^
foo.c:110:46: error: 's' {aka 'struct SqStack'} has no member named 'data'
  110 |                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')&(s2[s0.data[k+1]]-'0');
      |                                              ^
foo.c:110:64: error: 's' {aka 'struct SqStack'} has no member named 'data'
  110 |                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')&(s2[s0.data[k+1]]-'0');
      |                                                                ^
foo.c:110:85: error: 's' {aka 'struct SqStack'} has no member named 'data'
  110 |                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')&(s2[s0.data[k+1]]-'0');
      |                                                                                     ^
foo.c:111:46: error: 's' {aka 'struct SqStack'} has no member named 'data'
  111 |                                         s2[s0.data[k+1]]+='0';
      |                                              ^
foo.c:113:46: error: 's' {aka 'struct SqStack'} has no member named 'data'
  113 |                                         s2[s0.data[k]]='\0';
      |                                              ^
foo.c:118:46: error: 's' {aka 'struct SqStack'} has no member named 'data'
  118 |                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
      |                                              ^
foo.c:118:64: error: 's' {aka 'struct SqStack'} has no member named 'data'
  118 |                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
      |                                                                ^
foo.c:118:85: error: 's' {aka 'struct SqStack'} has no member named 'data'
  118 |                                         s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
      |                                                                                     ^
foo.c:120:46: error: 's' {aka 'struct SqStack'} has no member named 'data'
  120 |                                         s2[s0.data[k]]='\0';
      |                                              ^

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