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View Compilation Error

0_0_11556863_23684.cpp:1:24: bits/stdc++.h: No such file or directory
0_0_11556863_23684.cpp: In function `bool isSquare(int)':
0_0_11556863_23684.cpp:8: error: `sqrt' undeclared (first use this function)
0_0_11556863_23684.cpp:8: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11556863_23684.cpp: At global scope:
0_0_11556863_23684.cpp:18: error: expected constructor, destructor, or type conversion before '<' token
0_0_11556863_23684.cpp:18: error: expected `,' or `;' before '<' token
0_0_11556863_23684.cpp: In function `void dfs(int)':
0_0_11556863_23684.cpp:22: error: `fill' undeclared (first use this function)
0_0_11556863_23684.cpp:24: error: `stack' undeclared (first use this function)
0_0_11556863_23684.cpp:24: error: expected primary-expression before "int"
0_0_11556863_23684.cpp:24: error: expected `;' before "int"
0_0_11556863_23684.cpp:25: error: `S' undeclared (first use this function)
0_0_11556863_23684.cpp:33: error: `graph' undeclared (first use this function)
0_0_11556863_23684.cpp: In function `int main()':
0_0_11556863_23684.cpp:50: error: `cin' undeclared (first use this function)
0_0_11556863_23684.cpp:55: error: `graph' undeclared (first use this function)
0_0_11556863_23684.cpp:55: error: `vector' undeclared (first use this function)
0_0_11556863_23684.cpp:55: error: expected primary-expression before "int"
0_0_11556863_23684.cpp:55: error: expected `;' before "int"
0_0_11556863_23684.cpp:70: error: `printf' undeclared (first use this function)


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