foo.cc: In function 'int main()':
foo.cc:9:7: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
       if(j+i<=n)
       ^~
foo.cc:11:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
    dp[i+1][j+1]+=dp[i][j];
    ^~
foo.cc:5:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&n,&m);
     ~~~~~^~~~~~~~~~~~~~~

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